Educating Patients on Financial Planning for Treatment

Educating Patients on Financial Planning for Treatment

Here's the article outline for 'Understanding Common Fee Structures in Orthodontics' focusing on orthodontic treatment for kids:

Navigating the financial landscape of orthodontic treatment for children can be a daunting task for many parents. Orthodontic visits usually occur every four to eight weeks Braces for kids and teens patient. When it comes to ensuring your child's dental health and future smile, understanding the financial aspects is just as crucial as selecting the right orthodontist.


The journey begins with a comprehensive consultation where parents can learn about treatment options and associated costs. Many orthodontic practices now offer flexible payment plans that can help make the investment more manageable. These plans often include monthly installments, which can significantly reduce the immediate financial burden.


Insurance coverage is another critical factor to consider. Not all dental insurance plans cover orthodontic treatment equally, so it's essential to review your specific policy details. Some plans offer partial coverage for children's orthodontic care, which can help offset a portion of the expenses.


Flexible Spending Accounts (FSAs) and Health Savings Accounts (HSAs) can also be valuable tools in managing treatment costs. These accounts allow families to set aside pre-tax dollars for medical expenses, potentially providing meaningful savings on orthodontic treatment.


Many orthodontic offices now provide transparent pricing and comprehensive financial counseling. They understand that each family's financial situation is unique and are often willing to work with parents to develop a personalized payment strategy.


Additionally, some practices offer initial consultations at reduced rates or even free of charge, allowing families to gather important information without a significant upfront investment. This approach helps parents make informed decisions about their child's dental care.


By taking a proactive approach to financial planning and exploring all available options, parents can make orthodontic treatment more accessible and less stressful. The investment in a child's smile is not just about aesthetics, but also about long-term dental health and confidence.

Understanding the Total Cost of Orthodontic Treatment


When patients first consider orthodontic treatment, they often focus solely on the upfront price of braces or aligners. However, the total cost of treatment involves much more than just the initial price tag. It's crucial to look at the full financial picture to avoid unexpected surprises and plan effectively.


The base cost of orthodontic treatment typically ranges from $3,000 to $7,000, depending on the complexity of your case and the type of treatment you choose. But that's just the beginning. You'll want to factor in additional expenses like initial consultations, X-rays, and potential follow-up appointments. Some patients might need preliminary dental work, such as tooth extractions or addressing underlying dental issues, which can add to the overall expense.


Insurance coverage can significantly impact your out-of-pocket costs. Many dental insurance plans cover a portion of orthodontic treatment, usually around 50%, but this varies widely. Some plans have lifetime orthodontic maximums or age restrictions, so it's essential to check your specific coverage details.


Payment plans are another critical consideration. Most orthodontic offices offer flexible financing options that can help spread the cost over months or even years. Some practices provide in-house payment plans, while others work with third-party financing companies that offer low-interest or interest-free options for qualified patients.


Don't forget about ongoing maintenance costs. After your primary treatment, you'll likely need retainers to maintain your new smile. These can cost several hundred dollars and may need replacement every few years. Regular check-ups and potential minor adjustments should also be budgeted for.


Pro tip: Always ask for a comprehensive breakdown of costs upfront. A reputable orthodontist will be transparent about all potential expenses and help you understand the full financial commitment of your treatment.


By taking a holistic view of the costs involved, you can better prepare financially and avoid any unexpected financial stress during your orthodontic journey. Remember, investing in your smile is an investment in your overall health and confidence.

Citations and other links

Insurance Coverage and Impact on Orthodontic Expenses

When it comes to orthodontic care for children, understanding the financial landscape can feel overwhelming for many parents. Let's break down the key components that contribute to the overall cost and help you navigate this important investment in your child's health.


Initial consultations are typically the first financial touchpoint. Most orthodontic practices charge between $100 and $250 for a comprehensive first visit. This appointment usually includes a detailed oral examination, x-rays, and a treatment plan discussion. Some practices offer free or discounted initial consultations, so it's worth asking about these options.


Diagnostic procedures represent another significant expense. Digital x-rays can range from $50 to $250, while 3D imaging might cost between $300 and $600. These advanced imaging techniques help orthodontists develop precise treatment strategies, making them a crucial investment in understanding your child's specific needs.


Treatment duration directly impacts overall costs. Traditional braces typically run between $3,000 and $7,000 and last approximately 18-24 months. Alternative options like clear aligners might be slightly more expensive but could offer more flexibility. The complexity of your child's dental alignment will ultimately determine the length and cost of treatment.


Parents should also budget for potential additional expenses. These might include:



  • Retainers (often $100-$500)

  • Emergency repairs

  • Follow-up appointments

  • Specialized orthodontic accessories


Many practices offer payment plans or financing options to help manage these costs. Some dental insurance plans provide partial coverage for orthodontic treatment, typically ranging from 25% to 50% of total expenses.


The key is to have open, transparent conversations with your orthodontist about expected costs and available financial solutions. Don't be afraid to discuss your budget and explore all potential options for making your child's orthodontic care affordable and accessible.

Payment Plan Options for Pediatric Orthodontic Care

Insurance Coverage and Reimbursement Options


Navigating the financial landscape of medical treatment can feel overwhelming, but understanding your insurance coverage and reimbursement options can make a world of difference. Let's break down some key points that can help patients feel more empowered and less stressed about the financial side of their healthcare journey.


First and foremost, it's crucial to thoroughly review your health insurance policy. Many patients don't realize the full extent of their coverage, which can lead to unexpected out-of-pocket expenses. Take the time to sit down with your insurance provider or a healthcare financial advisor who can walk you through the specifics of your plan.


Different insurance plans offer varying levels of coverage. Some might cover 80% of treatment costs, while others might have higher deductibles or co-pays. It's important to understand these details before starting any treatment. Don't be afraid to ask questions - insurance can be complicated, and there's no shame in seeking clarity.


Reimbursement options can be a lifeline for many patients. Some treatments may qualify for partial or full reimbursement, depending on your specific condition and insurance plan. Medical savings accounts (MSAs) and flexible spending accounts (FSAs) can also provide additional financial support, allowing you to set aside pre-tax dollars for medical expenses.


For those facing financial challenges, there are additional resources to explore. Many healthcare providers offer payment plans or financial assistance programs. Some pharmaceutical companies even provide support for medication costs through patient assistance programs. These options can significantly reduce the financial burden of treatment.


It's also worth investigating whether you qualify for any government assistance or supplemental insurance programs. Medicare, Medicaid, and other state-specific programs can provide additional financial support for those who meet certain criteria.


Don't go it alone. Many hospitals and treatment centers have financial counselors who can help you navigate the complex world of medical billing and insurance. They can help you understand your options, find potential cost-saving opportunities, and develop a financial plan that works for your specific situation.


Remember, being proactive is key. Start exploring your options early, gather all necessary documentation, and don't hesitate to ask for help. While the financial aspects of treatment can be daunting, there are resources and support systems available to help you through the process.


Your health is the priority, and understanding your financial options can help reduce stress and allow you to focus on what truly matters - your treatment and recovery.

Factors Influencing Orthodontic Treatment Costs

Navigating Dental Insurance: A Patient's Guide to Financial Planning


When it comes to dental treatment, understanding your insurance options can feel like deciphering a complex puzzle. Many patients find themselves overwhelmed by the intricate details of dental coverage, but with a bit of knowledge, you can become a savvy healthcare consumer.


Let's start with the basics of dental insurance plans. Not all plans are created equal, and the coverage can vary dramatically between providers. Some plans offer comprehensive coverage, while others provide only minimal benefits. It's crucial to carefully review your specific plan's details, paying close attention to annual maximums, deductibles, and covered procedures.


Pediatric dental care presents its own unique challenges. Orthodontic benefits can be particularly tricky, with many insurance plans offering limited coverage for braces or other corrective treatments. Parents should investigate whether their plan includes orthodontic benefits and understand any age restrictions or waiting periods that might apply.


Maximizing your insurance reimbursements requires a strategic approach. First, always verify your coverage before any major procedure. Don't be afraid to ask your dental office to help you understand your benefits. Many offices have insurance specialists who can break down the details and help you predict out-of-pocket costs.


Some practical strategies can help you make the most of your dental insurance:



  • Schedule preventive care visits as recommended

  • Understand your annual maximum benefit

  • Keep track of your dental expenses

  • Ask about alternative treatment options that might be more fully covered


Remember, dental insurance is an investment in your health. While it might seem complicated, taking the time to understand your coverage can save you significant money in the long run. Don't hesitate to ask questions, request detailed explanations, and be proactive about your dental healthcare financial planning.


Ultimately, the goal is to maintain your oral health while managing your financial resources effectively. With a little research and careful planning, you can navigate the world of dental insurance with confidence and peace of mind.

Comparing Different Orthodontic Practices and Their Pricing Strategies

Navigating the financial aspects of medical treatment can be overwhelming, but understanding flexible payment plans and financing alternatives can make the journey much more manageable. When patients are faced with significant medical expenses, having options can provide tremendous peace of mind and reduce financial stress.


Many healthcare providers now recognize that a one-size-fits-all approach to billing doesn't work for everyone. That's why they've developed innovative payment strategies that can help patients manage their medical costs more effectively. Some clinics offer interest-free payment plans that allow you to spread out your expenses over several months, making the financial burden much more digestible.


Credit-based medical financing has also become increasingly popular. Companies like CareCredit specialize in healthcare-specific credit lines that often come with more favorable terms than traditional credit cards. These options can be particularly helpful for treatments not fully covered by insurance or for patients with limited immediate financial resources.


Some medical practices also offer sliding scale fees based on income, which can be a lifeline for patients with limited financial means. Additionally, many hospitals and clinics have financial counselors who can help patients explore various payment options, negotiate costs, and even identify potential assistance programs.


It's crucial for patients to have open and honest conversations with their healthcare providers about financial concerns. Most medical professionals understand the stress associated with medical expenses and are willing to work collaboratively to find solutions that make treatment accessible and affordable.


By exploring these flexible payment plans and financing alternatives, patients can focus more on their health and recovery, knowing that their financial concerns are being addressed with compassion and creativity.

Additional Fees and Potential Hidden Expenses in Orthodontic Treatment

Financial Planning for Pediatric Orthodontic Treatments: A Patient-Friendly Guide


Navigating the world of orthodontic treatment can be overwhelming, especially when it comes to managing the financial aspects. As parents, we want the best for our children's dental health, but the cost can sometimes feel like a significant hurdle. The good news is that many orthodontic practices now offer flexible financial solutions that can make treatment more accessible and less stressful.


Monthly installment options have become a game-changer for families looking to spread out the cost of orthodontic care. Instead of facing a massive upfront expense, parents can now break down the total cost into manageable monthly payments. This approach allows families to budget more effectively and avoid financial strain.


Many practices now offer interest-free payment schedules, which can be a real lifesaver. These plans typically allow you to pay the total treatment cost over 12 to 24 months without accruing additional interest. It's like getting an interest-free loan directly from your orthodontic provider – a win-win situation that makes treatment more affordable.


Specialized financing programs for pediatric orthodontic treatments have also emerged, designed specifically to support families. These programs often take into account the unique needs of growing children and offer more flexible terms. Some even provide additional benefits like complimentary consultations or discounts for multiple family members.


When exploring these options, it's crucial to have an open conversation with your orthodontic office. Don't be afraid to ask questions about payment plans, discuss your budget, and explore all available financial solutions. Many practices have dedicated financial coordinators who can walk you through the various options and help you find the best fit for your family.


Remember, investing in your child's dental health is an investment in their future. With the right financial planning, you can ensure they receive the orthodontic care they need without breaking the bank. Take the time to explore these flexible payment options – your wallet (and your child's smile) will thank you.

When it comes to medical treatments, patients often find themselves caught between immediate costs and long-term financial implications. Understanding the true value of a treatment goes far beyond just looking at the initial price tag.


Consider a scenario where a patient is evaluating a complex medical procedure. The upfront cost might seem overwhelming, but smart financial planning requires a deeper analysis. It's not just about what you pay today, but what you save in future healthcare expenses and potential quality of life improvements.


For instance, a more expensive treatment that offers better long-term outcomes could actually be more cost-effective. Imagine a surgical intervention that reduces the need for ongoing medication or prevents future complications. While the initial investment might be higher, the cumulative savings in medical expenses and potential lost work time could be substantial.


Patients need to approach these decisions holistically. This means consulting with healthcare providers, financial advisors, and insurance experts to understand the full financial landscape. Breaking down costs into manageable components, exploring payment plans, and investigating insurance coverage can make seemingly unaffordable treatments more accessible.


Moreover, some treatments offer intangible benefits that aren't immediately quantifiable. Improved health, reduced pain, and enhanced quality of life have significant personal and economic value that shouldn't be overlooked.


The key is education and proactive planning. By understanding the comprehensive financial picture, patients can make informed decisions that balance immediate affordability with long-term health and financial well-being. It's about seeing healthcare expenses as an investment in oneself, not just a cost to be minimized.

Investing in Orthodontic Care: A Comprehensive Financial and Health Perspective


When parents consider orthodontic treatment for their children, the initial price tag can feel overwhelming. However, a deeper look reveals that this investment extends far beyond simple cosmetic improvements. It's really about long-term health, confidence, and potential quality of life benefits.


The financial equation of orthodontic care isn't just about immediate costs, but about preventing more expensive dental interventions down the road. Misaligned teeth can lead to significant oral health issues like uneven wear, jaw problems, and increased risk of tooth decay. By addressing these concerns early, families can potentially save thousands in future dental treatments.


Beyond the medical perspective, there's a powerful psychological component. Children with straight teeth often experience improved self-esteem and social confidence. These intangible benefits can translate into real-world advantages, potentially impacting academic and social interactions during critical developmental years.


Smart financial planning means looking at orthodontic treatment as a strategic investment. Many practices offer flexible payment plans, and some dental insurance options can help offset costs. Additionally, some flexible spending accounts allow pre-tax dollars to be used for orthodontic expenses.


Ultimately, the decision requires carefully weighing short-term expenses against long-term benefits. Consulting with both orthodontic professionals and financial advisors can help families make informed choices that balance medical needs with financial realities.


The key is viewing orthodontic care not as an expense, but as a proactive investment in a child's health and future well-being.

Navigating the financial landscape of medical treatment can be overwhelming, but with the right savings strategies and budgeting techniques, patients can take control of their healthcare expenses. Understanding how to plan and manage treatment costs is crucial for reducing financial stress and ensuring access to necessary medical care.


One of the most effective approaches is to start by creating a comprehensive budget that specifically accounts for medical expenses. This means tracking current healthcare costs, anticipating potential future treatments, and setting aside dedicated funds. Many people find success with the envelope method or digital budgeting apps that help allocate money for medical savings.


Emergency funds are particularly important in healthcare financial planning. Financial experts recommend setting aside three to six months of living expenses, with a portion specifically earmarked for potential medical treatments. This provides a safety net and reduces the anxiety associated with unexpected health costs.


Insurance plays a critical role in managing treatment expenses. Patients should thoroughly understand their coverage, including deductibles, copayments, and out-of-pocket maximums. Exploring options like health savings accounts (HSAs) or flexible spending accounts (FSAs) can provide tax advantages and help spread out medical expenses.


Negotiation is another powerful strategy often overlooked by patients. Many healthcare providers offer payment plans, sliding scale fees, or discounts for upfront payments. Don't be afraid to discuss financial concerns directly with medical billing departments or seek financial counseling services.


Additionally, comparison shopping for medical services can lead to significant savings. This might involve researching different treatment centers, exploring generic medication options, or investigating outpatient versus inpatient care alternatives.


Technology has made financial planning more accessible than ever. Numerous apps and online tools can help track medical expenses, compare treatment costs, and create personalized savings plans. Patients can leverage these resources to gain greater insight into their healthcare spending.


Ultimately, successful financial planning for medical treatment requires a proactive approach. By combining careful budgeting, strategic savings, and informed decision-making, patients can effectively manage the financial challenges of healthcare while maintaining their physical and financial well-being.


Remember, every small step towards financial preparedness can make a significant difference in reducing stress and ensuring access to necessary medical care.

Financial Planning for Orthodontic Treatment: A Patient's Guide


Navigating the world of orthodontic expenses can feel overwhelming, but with some smart planning, you can make your treatment journey both manageable and affordable. Let's break down some practical strategies that can help you prepare financially for your orthodontic care.


First, setting aside dedicated funds is crucial. Think of this as creating a specialized savings account specifically for your dental treatment. Many patients find success by automatically transferring a small amount of money each month into a separate account. This approach helps you build a financial cushion without feeling the immediate strain on your monthly budget.


Health savings accounts (HSAs) are a game-changer for many patients. These tax-advantaged accounts allow you to set aside pre-tax dollars specifically for medical expenses, including orthodontic treatment. By using an HSA, you're essentially getting a discount on your treatment through tax savings. It's like giving yourself a smart financial break while investing in your health.


Creating a realistic budget plan is where many patients struggle, but it doesn't have to be complicated. Start by getting a comprehensive treatment quote from your orthodontist. Then, break down the total cost into manageable monthly payments. Many orthodontic offices offer payment plans that can spread the expense over several months or even years, making the financial burden much more digestible.


Don't be afraid to have open conversations with your orthodontist about costs. Many practices are willing to work with patients to find flexible payment options. Some even offer discounts for upfront payments or have partnerships with financing companies that can help make treatment more accessible.


Remember, investing in your oral health is investing in yourself. While the initial cost might seem daunting, the long-term benefits of a confident smile and improved dental health are truly priceless. By planning ahead and using smart financial strategies, you can make your orthodontic journey both successful and stress-free.


Take the time to research, ask questions, and create a solid financial plan. Your future self will thank you for the thoughtful approach to managing this important healthcare investment.

Navigating the complex world of medical treatment costs can be overwhelming for patients, especially when facing significant health challenges. Understanding the various discount and assistance programs available can make a substantial difference in managing financial burdens associated with healthcare.


Many healthcare providers and pharmaceutical companies recognize the financial strain that medical treatments can place on patients. As a result, they've developed support programs designed to help individuals access the care they need without experiencing devastating financial hardship. These programs come in several forms, ranging from sliding scale fees to comprehensive financial assistance initiatives.


Pharmaceutical patient assistance programs are particularly valuable for those requiring expensive medications. These programs often provide free or discounted medications to patients who meet specific income criteria. Patients can typically apply directly through the drug manufacturer or with the help of their healthcare provider.


Hospital financial counseling services are another critical resource. Many medical centers offer personalized consultations to help patients understand their billing options, explore payment plans, and identify potential assistance programs. These counselors can guide patients through complex insurance processes and help them find creative solutions to manage treatment costs.


Government and nonprofit organizations also play a significant role in providing financial support. Programs like Medicaid, Medicare, and various state-level assistance initiatives can help offset medical expenses for eligible individuals. Additionally, disease-specific foundations often offer grants and financial support for patients dealing with particular health conditions.


Patients should proactively research and discuss these options with their healthcare providers. Being informed and asking questions can uncover financial resources that might otherwise go unnoticed. It's important to start these conversations early and explore all available avenues for financial assistance.


While the healthcare financial landscape can seem daunting, patients are not alone in this journey. With careful research, open communication, and a willingness to explore various assistance programs, individuals can find meaningful ways to manage the financial aspects of their medical treatment.


The key is to remain hopeful, proactive, and persistent in seeking out support. Every small financial relief can make a significant difference in a patient's ability to focus on healing and recovery.

Navigating the Financial Landscape of Orthodontic Treatment


When it comes to orthodontic care, the cost can often feel like a significant barrier for many patients. However, with some strategic planning and research, there are multiple avenues to make treatment more financially accessible.


Scholarships and financial assistance programs can be a game-changer for those struggling with treatment costs. Many orthodontic offices and professional associations offer scholarships specifically designed to help patients who might otherwise be unable to afford care. These opportunities aren't always widely advertised, so it's worth doing some detective work. Local dental societies, community health centers, and even dental schools often have programs that can significantly reduce out-of-pocket expenses.


Sliding scale payment options have become increasingly common in recent years. These flexible payment plans allow patients to pay based on their income level, making treatment more manageable for families with varying financial circumstances. Some practices offer tiered pricing or extended payment plans that can break down the total cost into more digestible monthly payments.


Community resources can also be a lifeline for patients seeking orthodontic treatment. Local health departments, nonprofit organizations, and community health clinics sometimes provide reduced-cost or free orthodontic services. Additionally, some dental schools offer discounted treatments performed by supervised students, which can be an excellent option for budget-conscious patients.


It's crucial to be proactive and have open conversations with orthodontic offices about financial concerns. Many practices are willing to work with patients to find creative solutions. Don't be afraid to ask about payment plans, potential discounts, or financial assistance programs.


Insurance can also play a significant role in managing treatment costs. While not all insurance plans cover orthodontic treatment, some offer partial coverage or have specific provisions that can help reduce expenses. Patients should carefully review their insurance policies and discuss coverage options with both their insurance provider and orthodontic office.


Ultimately, financial planning for orthodontic treatment requires patience, research, and a willingness to explore various options. By being proactive and resourceful, patients can find ways to make their dental health a priority without breaking the bank.

Tax Considerations and Potential Deductions for Treatment


Navigating the financial landscape of medical treatment can be overwhelming, but understanding potential tax implications can provide some relief. When it comes to medical expenses, the tax code offers some helpful provisions that might ease the financial burden of treatment.


Medical expenses can often be tax-deductible, but there are important nuances to consider. The IRS allows taxpayers to deduct medical expenses that exceed 7.5% of their adjusted gross income. This means if your medical costs are substantial, you might be able to claim a significant deduction on your tax return.


For patients undergoing specific treatments, keep detailed records of all medical expenses. This includes not just direct medical costs, but also related expenses like travel to and from medical facilities, necessary medical equipment, and even certain home modifications required for treatment. Transportation costs, parking fees, and even some prescription medications can potentially be included in your medical expense calculations.


Some treatments might qualify for additional tax benefits. For instance, certain alternative therapies or specialized treatments might be deductible if prescribed by a licensed healthcare professional. It's crucial to consult with a tax professional who can provide personalized advice based on your specific medical situation.


Health Savings Accounts (HSAs) and Flexible Spending Accounts (FSAs) offer another avenue for tax advantages. These accounts allow you to set aside pre-tax dollars for medical expenses, effectively reducing your taxable income while creating a dedicated fund for treatment costs.


Remember, tax laws are complex and change frequently. What works one year might not apply the next. It's always recommended to work with a qualified tax professional who can provide up-to-date guidance tailored to your unique financial and medical circumstances.


While tax considerations shouldn't be the primary focus during medical treatment, understanding these potential benefits can provide some financial peace of mind. Keep thorough documentation, stay informed about current tax regulations, and don't hesitate to seek professional advice to maximize your potential tax benefits.

When it comes to orthodontic treatment, many patients focus solely on the medical benefits and overlook the potential financial advantages. Understanding the tax implications and strategic planning can make a significant difference in managing the overall cost of your orthodontic journey.


Medical expense deductions can be a game-changer for many families. The IRS allows taxpayers to deduct medical expenses that exceed 7.5% of their adjusted gross income. Orthodontic treatments often qualify as medical expenses, which means you might be able to claim a substantial tax deduction. This can include not just braces or aligners, but also related costs like consultations, x-rays, and necessary dental work.


Financial planning is crucial when approaching orthodontic treatment. Many patients don't realize they have multiple options to manage costs. Flexible Spending Accounts (FSAs) and Health Savings Accounts (HSAs) can be powerful tools. These accounts allow you to set aside pre-tax dollars for medical expenses, essentially giving you a discount on your treatment by reducing your taxable income.


Some orthodontic practices offer payment plans or financing options that can help spread the cost over time. It's worth exploring these options and comparing them with your insurance coverage. Some dental insurance plans provide partial coverage for orthodontic treatment, especially for children, which can significantly reduce out-of-pocket expenses.


Don't be afraid to have an open conversation with your orthodontist about the financial aspects of treatment. Many practices have financial coordinators who can help you navigate insurance, payment plans, and potential tax benefits. They can provide personalized advice that takes into account your specific financial situation.


Remember, investing in orthodontic treatment is not just about improving your smile – it's also about long-term health and potentially saving money through strategic financial planning. By understanding these financial considerations, you can make a more informed decision about your orthodontic care.

In the realm of healthcare financial planning, the consultative approach has emerged as a compassionate and effective method for helping patients navigate the often complex world of medical expenses and treatment costs. This approach goes far beyond simply presenting a bill or outlining payment options - it's about creating a meaningful dialogue that empowers patients to make informed decisions about their financial health.


At its core, the consultative approach is about building trust and understanding. Healthcare providers who adopt this method take the time to sit down with patients, listen to their concerns, and develop a personalized financial strategy that takes into account their unique circumstances. It's not a one-size-fits-all solution, but rather a tailored conversation that addresses individual needs, fears, and financial capabilities.


The process typically begins with a comprehensive assessment of the patient's current financial situation. This might include reviewing insurance coverage, discussing potential out-of-pocket expenses, and exploring alternative treatment options that could be more cost-effective. The goal is to remove the mystery and anxiety surrounding medical costs, replacing them with clear, actionable information.


What sets the consultative approach apart is its emphasis on education. Patients aren't just told what to do - they're guided through the financial planning process, learning valuable skills that can help them manage their healthcare expenses both now and in the future. This might involve explaining insurance terminology, discussing payment plans, or exploring financial assistance programs.


Importantly, this approach recognizes that financial stress can significantly impact a patient's overall well-being and treatment outcomes. By providing support and guidance, healthcare providers can help alleviate some of the emotional burden that comes with medical expenses. It's a holistic approach that treats the patient as a whole person, not just a medical case or a set of financial numbers.


Of course, implementing a truly consultative approach requires time, patience, and specialized skills. It demands that healthcare financial professionals develop strong communication skills, empathy, and a deep understanding of both medical and financial systems. But for patients facing the daunting prospect of expensive treatments, this approach can be nothing short of transformative.


As healthcare continues to evolve, the consultative approach to financial planning stands out as a beacon of patient-centered care. It's a method that recognizes the deeply personal nature of both health and finances, offering support, clarity, and hope to those navigating challenging medical journeys.

Navigating the Financial Landscape of Orthodontic Treatment: A Patient-Centered Approach


Orthodontic treatment represents a significant investment in both oral health and personal confidence. However, the financial aspects of such care can often feel overwhelming for patients and their families. Transparent communication becomes the cornerstone of effective financial planning, bridging the gap between medical necessity and financial feasibility.


When patients first step into an orthodontic office, they're not just seeking a straighter smile - they're embarking on a complex journey that requires careful financial consideration. The most successful practices recognize that education is key. By providing clear, upfront information about treatment costs, insurance coverage, and available payment options, orthodontic providers can alleviate much of the anxiety surrounding treatment expenses.


Modern practices are increasingly adopting comprehensive financial counseling approaches. This means sitting down with patients and their families to break down not just the total cost, but the nuanced details of treatment. What does insurance cover? Are there flexible payment plans? Can health savings accounts be utilized? These conversations transform financial planning from a source of stress to a collaborative problem-solving experience.


Moreover, patients benefit immensely from understanding the long-term value of orthodontic treatment. It's not just about immediate cosmetic improvements, but about preventing future dental complications and potential additional medical expenses. A well-explained treatment plan that includes financial context helps patients see their investment as a proactive health decision.


Technology and transparent communication tools have revolutionized how orthodontic practices approach financial discussions. Digital platforms, detailed cost breakdowns, and personalized financial consultations are becoming standard practice. The goal is to remove mystery and replace it with clarity, empowering patients to make informed decisions about their oral health journey.


Ultimately, successful financial planning in orthodontic treatment is about building trust. When patients feel heard, understood, and supported through both clinical and financial aspects of their care, they're more likely to commit to and complete their treatment plans. It's a holistic approach that recognizes patients as whole individuals, not just medical cases or financial transactions.

 

Pediatrics
A pediatrician examines a neonate.
Focus Infants, Children, Adolescents, and Young Adults
Subdivisions Paediatric cardiology, neonatology, critical care, pediatric oncology, hospital medicine, primary care, others (see below)
Significant diseases Congenital diseases, Infectious diseases, Childhood cancer, Mental disorders
Significant tests World Health Organization Child Growth Standards
Specialist Pediatrician
Glossary Glossary of medicine

Pediatrics (American English) also spelled paediatrics (British English), is the branch of medicine that involves the medical care of infants, children, adolescents, and young adults. In the United Kingdom, pediatrics covers many of their youth until the age of 18.[1] The American Academy of Pediatrics recommends people seek pediatric care through the age of 21, but some pediatric subspecialists continue to care for adults up to 25.[2][3] Worldwide age limits of pediatrics have been trending upward year after year.[4] A medical doctor who specializes in this area is known as a pediatrician, or paediatrician. The word pediatrics and its cognates mean "healer of children", derived from the two Greek words: παá¿–ς (pais "child") and á¼°ατρÏŒς (iatros "doctor, healer"). Pediatricians work in clinics, research centers, universities, general hospitals and children's hospitals, including those who practice pediatric subspecialties (e.g. neonatology requires resources available in a NICU).

History

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Part of Great Ormond Street Hospital in London, United Kingdom, which was the first pediatric hospital in the English-speaking world.

The earliest mentions of child-specific medical problems appear in the Hippocratic Corpus, published in the fifth century B.C., and the famous Sacred Disease. These publications discussed topics such as childhood epilepsy and premature births. From the first to fourth centuries A.D., Greek philosophers and physicians Celsus, Soranus of Ephesus, Aretaeus, Galen, and Oribasius, also discussed specific illnesses affecting children in their works, such as rashes, epilepsy, and meningitis.[5] Already Hippocrates, Aristotle, Celsus, Soranus, and Galen[6] understood the differences in growing and maturing organisms that necessitated different treatment: Ex toto non sic pueri ut viri curari debent ("In general, boys should not be treated in the same way as men").[7] Some of the oldest traces of pediatrics can be discovered in Ancient India where children's doctors were called kumara bhrtya.[6]

Even though some pediatric works existed during this time, they were scarce and rarely published due to a lack of knowledge in pediatric medicine. Sushruta Samhita, an ayurvedic text composed during the sixth century BCE, contains the text about pediatrics.[8] Another ayurvedic text from this period is Kashyapa Samhita.[9][10] A second century AD manuscript by the Greek physician and gynecologist Soranus of Ephesus dealt with neonatal pediatrics.[11] Byzantine physicians Oribasius, Aëtius of Amida, Alexander Trallianus, and Paulus Aegineta contributed to the field.[6] The Byzantines also built brephotrophia (crêches).[6] Islamic Golden Age writers served as a bridge for Greco-Roman and Byzantine medicine and added ideas of their own, especially Haly Abbas, Yahya Serapion, Abulcasis, Avicenna, and Averroes. The Persian philosopher and physician al-Razi (865–925), sometimes called the father of pediatrics, published a monograph on pediatrics titled Diseases in Children.[12][13] Also among the first books about pediatrics was Libellus [Opusculum] de aegritudinibus et remediis infantium 1472 ("Little Book on Children Diseases and Treatment"), by the Italian pediatrician Paolo Bagellardo.[14][5] In sequence came Bartholomäus Metlinger's Ein Regiment der Jungerkinder 1473, Cornelius Roelans (1450–1525) no title Buchlein, or Latin compendium, 1483, and Heinrich von Louffenburg (1391–1460) Versehung des Leibs written in 1429 (published 1491), together form the Pediatric Incunabula, four great medical treatises on children's physiology and pathology.[6]

While more information about childhood diseases became available, there was little evidence that children received the same kind of medical care that adults did.[15] It was during the seventeenth and eighteenth centuries that medical experts started offering specialized care for children.[5] The Swedish physician Nils Rosén von Rosenstein (1706–1773) is considered to be the founder of modern pediatrics as a medical specialty,[16][17] while his work The diseases of children, and their remedies (1764) is considered to be "the first modern textbook on the subject".[18] However, it was not until the nineteenth century that medical professionals acknowledged pediatrics as a separate field of medicine. The first pediatric-specific publications appeared between the 1790s and the 1920s.[19]

Etymology

[edit]

The term pediatrics was first introduced in English in 1859 by Abraham Jacobi. In 1860, he became "the first dedicated professor of pediatrics in the world."[20] Jacobi is known as the father of American pediatrics because of his many contributions to the field.[21][22] He received his medical training in Germany and later practiced in New York City.[23]

The first generally accepted pediatric hospital is the Hôpital des Enfants Malades (French: Hospital for Sick Children), which opened in Paris in June 1802 on the site of a previous orphanage.[24] From its beginning, this famous hospital accepted patients up to the age of fifteen years,[25] and it continues to this day as the pediatric division of the Necker-Enfants Malades Hospital, created in 1920 by merging with the nearby Necker Hospital, founded in 1778.[26]

In other European countries, the Charité (a hospital founded in 1710) in Berlin established a separate Pediatric Pavilion in 1830, followed by similar institutions at Saint Petersburg in 1834, and at Vienna and Breslau (now WrocÅ‚aw), both in 1837. In 1852 Britain's first pediatric hospital, the Hospital for Sick Children, Great Ormond Street was founded by Charles West.[24] The first Children's hospital in Scotland opened in 1860 in Edinburgh.[27] In the US, the first similar institutions were the Children's Hospital of Philadelphia, which opened in 1855, and then Boston Children's Hospital (1869).[28] Subspecialties in pediatrics were created at the Harriet Lane Home at Johns Hopkins by Edwards A. Park.[29]

Differences between adult and pediatric medicine

[edit]

The body size differences are paralleled by maturation changes. The smaller body of an infant or neonate is substantially different physiologically from that of an adult. Congenital defects, genetic variance, and developmental issues are of greater concern to pediatricians than they often are to adult physicians. A common adage is that children are not simply "little adults". The clinician must take into account the immature physiology of the infant or child when considering symptoms, prescribing medications, and diagnosing illnesses.[30]

Pediatric physiology directly impacts the pharmacokinetic properties of drugs that enter the body. The absorption, distribution, metabolism, and elimination of medications differ between developing children and grown adults.[30][31][32] Despite completed studies and reviews, continual research is needed to better understand how these factors should affect the decisions of healthcare providers when prescribing and administering medications to the pediatric population.[30]

Absorption

[edit]

Many drug absorption differences between pediatric and adult populations revolve around the stomach. Neonates and young infants have increased stomach pH due to decreased acid secretion, thereby creating a more basic environment for drugs that are taken by mouth.[31][30][32] Acid is essential to degrading certain oral drugs before systemic absorption. Therefore, the absorption of these drugs in children is greater than in adults due to decreased breakdown and increased preservation in a less acidic gastric space.[31]

Children also have an extended rate of gastric emptying, which slows the rate of drug absorption.[31][32]

Drug absorption also depends on specific enzymes that come in contact with the oral drug as it travels through the body. Supply of these enzymes increase as children continue to develop their gastrointestinal tract.[31][32] Pediatric patients have underdeveloped proteins, which leads to decreased metabolism and increased serum concentrations of specific drugs. However, prodrugs experience the opposite effect because enzymes are necessary for allowing their active form to enter systemic circulation.[31]

Distribution

[edit]

Percentage of total body water and extracellular fluid volume both decrease as children grow and develop with time. Pediatric patients thus have a larger volume of distribution than adults, which directly affects the dosing of hydrophilic drugs such as beta-lactam antibiotics like ampicillin.[31] Thus, these drugs are administered at greater weight-based doses or with adjusted dosing intervals in children to account for this key difference in body composition.[31][30]

Infants and neonates also have fewer plasma proteins. Thus, highly protein-bound drugs have fewer opportunities for protein binding, leading to increased distribution.[30]

Metabolism

[edit]

Drug metabolism primarily occurs via enzymes in the liver and can vary according to which specific enzymes are affected in a specific stage of development.[31] Phase I and Phase II enzymes have different rates of maturation and development, depending on their specific mechanism of action (i.e. oxidation, hydrolysis, acetylation, methylation, etc.). Enzyme capacity, clearance, and half-life are all factors that contribute to metabolism differences between children and adults.[31][32] Drug metabolism can even differ within the pediatric population, separating neonates and infants from young children.[30]

Elimination

[edit]

Drug elimination is primarily facilitated via the liver and kidneys.[31] In infants and young children, the larger relative size of their kidneys leads to increased renal clearance of medications that are eliminated through urine.[32] In preterm neonates and infants, their kidneys are slower to mature and thus are unable to clear as much drug as fully developed kidneys. This can cause unwanted drug build-up, which is why it is important to consider lower doses and greater dosing intervals for this population.[30][31] Diseases that negatively affect kidney function can also have the same effect and thus warrant similar considerations.[31]

Pediatric autonomy in healthcare

[edit]

A major difference between the practice of pediatric and adult medicine is that children, in most jurisdictions and with certain exceptions, cannot make decisions for themselves. The issues of guardianship, privacy, legal responsibility, and informed consent must always be considered in every pediatric procedure. Pediatricians often have to treat the parents and sometimes, the family, rather than just the child. Adolescents are in their own legal class, having rights to their own health care decisions in certain circumstances. The concept of legal consent combined with the non-legal consent (assent) of the child when considering treatment options, especially in the face of conditions with poor prognosis or complicated and painful procedures/surgeries, means the pediatrician must take into account the desires of many people, in addition to those of the patient.[citation needed]

History of pediatric autonomy

[edit]

The term autonomy is traceable to ethical theory and law, where it states that autonomous individuals can make decisions based on their own logic.[33] Hippocrates was the first to use the term in a medical setting. He created a code of ethics for doctors called the Hippocratic Oath that highlighted the importance of putting patients' interests first, making autonomy for patients a top priority in health care.[34]  

In ancient times, society did not view pediatric medicine as essential or scientific.[35] Experts considered professional medicine unsuitable for treating children. Children also had no rights. Fathers regarded their children as property, so their children's health decisions were entrusted to them.[5] As a result, mothers, midwives, "wise women", and general practitioners treated the children instead of doctors.[35] Since mothers could not rely on professional medicine to take care of their children, they developed their own methods, such as using alkaline soda ash to remove the vernix at birth and treating teething pain with opium or wine. The absence of proper pediatric care, rights, and laws in health care to prioritize children's health led to many of their deaths. Ancient Greeks and Romans sometimes even killed healthy female babies and infants with deformities since they had no adequate medical treatment and no laws prohibiting infanticide.[5]

In the twentieth century, medical experts began to put more emphasis on children's rights. In 1989, in the United Nations Rights of the Child Convention, medical experts developed the Best Interest Standard of Child to prioritize children's rights and best interests. This event marked the onset of pediatric autonomy. In 1995, the American Academy of Pediatrics (AAP) finally acknowledged the Best Interest Standard of a Child as an ethical principle for pediatric decision-making, and it is still being used today.[34]

Parental authority and current medical issues

[edit]

The majority of the time, parents have the authority to decide what happens to their child. Philosopher John Locke argued that it is the responsibility of parents to raise their children and that God gave them this authority. In modern society, Jeffrey Blustein, modern philosopher and author of the book Parents and Children: The Ethics of Family, argues that parental authority is granted because the child requires parents to satisfy their needs. He believes that parental autonomy is more about parents providing good care for their children and treating them with respect than parents having rights.[36] The researcher Kyriakos Martakis, MD, MSc, explains that research shows parental influence negatively affects children's ability to form autonomy. However, involving children in the decision-making process allows children to develop their cognitive skills and create their own opinions and, thus, decisions about their health. Parental authority affects the degree of autonomy the child patient has. As a result, in Argentina, the new National Civil and Commercial Code has enacted various changes to the healthcare system to encourage children and adolescents to develop autonomy. It has become more crucial to let children take accountability for their own health decisions.[37]

In most cases, the pediatrician, parent, and child work as a team to make the best possible medical decision. The pediatrician has the right to intervene for the child's welfare and seek advice from an ethics committee. However, in recent studies, authors have denied that complete autonomy is present in pediatric healthcare. The same moral standards should apply to children as they do to adults. In support of this idea is the concept of paternalism, which negates autonomy when it is in the patient's interests. This concept aims to keep the child's best interests in mind regarding autonomy. Pediatricians can interact with patients and help them make decisions that will benefit them, thus enhancing their autonomy. However, radical theories that question a child's moral worth continue to be debated today.[37] Authors often question whether the treatment and equality of a child and an adult should be the same. Author Tamar Schapiro notes that children need nurturing and cannot exercise the same level of authority as adults.[38] Hence, continuing the discussion on whether children are capable of making important health decisions until this day.

Modern advancements

[edit]

According to the Subcommittee of Clinical Ethics of the Argentinean Pediatric Society (SAP), children can understand moral feelings at all ages and can make reasonable decisions based on those feelings. Therefore, children and teens are deemed capable of making their own health decisions when they reach the age of 13. Recently, studies made on the decision-making of children have challenged that age to be 12.[37]

Technology has made several modern advancements that contribute to the future development of child autonomy, for example, unsolicited findings (U.F.s) of pediatric exome sequencing. They are findings based on pediatric exome sequencing that explain in greater detail the intellectual disability of a child and predict to what extent it will affect the child in the future. Genetic and intellectual disorders in children make them incapable of making moral decisions, so people look down upon this kind of testing because the child's future autonomy is at risk. It is still in question whether parents should request these types of testing for their children. Medical experts argue that it could endanger the autonomous rights the child will possess in the future. However, the parents contend that genetic testing would benefit the welfare of their children since it would allow them to make better health care decisions.[39] Exome sequencing for children and the decision to grant parents the right to request them is a medically ethical issue that many still debate today.

Education requirements

[edit]

Aspiring medical students will need 4 years of undergraduate courses at a college or university, which will get them a BS, BA or other bachelor's degree. After completing college, future pediatricians will need to attend 4 years of medical school (MD/DO/MBBS) and later do 3 more years of residency training, the first year of which is called "internship." After completing the 3 years of residency, physicians are eligible to become certified in pediatrics by passing a rigorous test that deals with medical conditions related to young children.[citation needed]

In high school, future pediatricians are required to take basic science classes such as biology, chemistry, physics, algebra, geometry, and calculus. It is also advisable to learn a foreign language (preferably Spanish in the United States) and be involved in high school organizations and extracurricular activities. After high school, college students simply need to fulfill the basic science course requirements that most medical schools recommend and will need to prepare to take the MCAT (Medical College Admission Test) in their junior or early senior year in college. Once attending medical school, student courses will focus on basic medical sciences like human anatomy, physiology, chemistry, etc., for the first three years, the second year of which is when medical students start to get hands-on experience with actual patients.[40]

Training of pediatricians

[edit]
Pediatrics
Occupation
Names
  • Pediatrician
  • Paediatrician
Occupation type
Specialty
Activity sectors
Medicine
Description
Education required
  • Doctor of Medicine
  • Doctor of Osteopathic Medicine
  • Bachelor of Medicine, Bachelor of Surgery (MBBS/MBChB)
Fields of
employment
Hospitals, Clinics

The training of pediatricians varies considerably across the world. Depending on jurisdiction and university, a medical degree course may be either undergraduate-entry or graduate-entry. The former commonly takes five or six years and has been usual in the Commonwealth. Entrants to graduate-entry courses (as in the US), usually lasting four or five years, have previously completed a three- or four-year university degree, commonly but by no means always in sciences. Medical graduates hold a degree specific to the country and university in and from which they graduated. This degree qualifies that medical practitioner to become licensed or registered under the laws of that particular country, and sometimes of several countries, subject to requirements for "internship" or "conditional registration".

Pediatricians must undertake further training in their chosen field. This may take from four to eleven or more years depending on jurisdiction and the degree of specialization.

In the United States, a medical school graduate wishing to specialize in pediatrics must undergo a three-year residency composed of outpatient, inpatient, and critical care rotations. Subspecialties within pediatrics require further training in the form of 3-year fellowships. Subspecialties include critical care, gastroenterology, neurology, infectious disease, hematology/oncology, rheumatology, pulmonology, child abuse, emergency medicine, endocrinology, neonatology, and others.[41]

In most jurisdictions, entry-level degrees are common to all branches of the medical profession, but in some jurisdictions, specialization in pediatrics may begin before completion of this degree. In some jurisdictions, pediatric training is begun immediately following the completion of entry-level training. In other jurisdictions, junior medical doctors must undertake generalist (unstreamed) training for a number of years before commencing pediatric (or any other) specialization. Specialist training is often largely under the control of 'pediatric organizations (see below) rather than universities and depends on the jurisdiction.

Subspecialties

[edit]

Subspecialties of pediatrics include:

(not an exhaustive list)

  • Addiction medicine (multidisciplinary)
  • Adolescent medicine
  • Child abuse pediatrics
  • Clinical genetics
  • Clinical informatics
  • Developmental-behavioral pediatrics
  • Headache medicine
  • Hospital medicine
  • Medical toxicology
  • Metabolic medicine
  • Neonatology/Perinatology
  • Pain medicine (multidisciplinary)
  • Palliative care (multidisciplinary)
  • Pediatric allergy and immunology
  • Pediatric cardiology
    • Pediatric cardiac critical care
  • Pediatric critical care
    • Neurocritical care
    • Pediatric cardiac critical care
  • Pediatric emergency medicine
  • Pediatric endocrinology
  • Pediatric gastroenterology
    • Transplant hepatology
  • Pediatric hematology
  • Pediatric infectious disease
  • Pediatric nephrology
  • Pediatric oncology
    • Pediatric neuro-oncology
  • Pediatric pulmonology
  • Primary care
  • Pediatric rheumatology
  • Sleep medicine (multidisciplinary)
  • Social pediatrics
  • Sports medicine

Other specialties that care for children

[edit]

(not an exhaustive list)

  • Child neurology
    • Addiction medicine (multidisciplinary)
    • Brain injury medicine
    • Clinical neurophysiology
    • Epilepsy
    • Headache medicine
    • Neurocritical care
    • Neuroimmunology
    • Neuromuscular medicine
    • Pain medicine (multidisciplinary)
    • Palliative care (multidisciplinary)
    • Pediatric neuro-oncology
    • Sleep medicine (multidisciplinary)
  • Child and adolescent psychiatry, subspecialty of psychiatry
  • Neurodevelopmental disabilities
  • Pediatric anesthesiology, subspecialty of anesthesiology
  • Pediatric dentistry, subspecialty of dentistry
  • Pediatric dermatology, subspecialty of dermatology
  • Pediatric gynecology
  • Pediatric neurosurgery, subspecialty of neurosurgery
  • Pediatric ophthalmology, subspecialty of ophthalmology
  • Pediatric orthopedic surgery, subspecialty of orthopedic surgery
  • Pediatric otolaryngology, subspecialty of otolaryngology
  • Pediatric plastic surgery, subspecialty of plastic surgery
  • Pediatric radiology, subspecialty of radiology
  • Pediatric rehabilitation medicine, subspecialty of physical medicine and rehabilitation
  • Pediatric surgery, subspecialty of general surgery
  • Pediatric urology, subspecialty of urology

See also

[edit]
  • American Academy of Pediatrics
  • American Osteopathic Board of Pediatrics
  • Center on Media and Child Health (CMCH)
  • Children's hospital
  • List of pediatric organizations
  • List of pediatrics journals
  • Medical specialty
  • Pediatric Oncall
  • Pain in babies
  • Royal College of Paediatrics and Child Health
  • Pediatric environmental health

References

[edit]
  1. ^ "Paediatrics" (PDF). nhs.uk. Archived (PDF) from the original on 13 July 2020. Retrieved 2 July 2020.
  2. ^ "Choosing a Pediatrician for Your New Baby (for Parents) - Nemours KidsHealth". kidshealth.org. Archived from the original on 14 July 2020. Retrieved 13 July 2020.
  3. ^ "Age limits of pediatrics". Pediatrics. 81 (5): 736. May 1988. doi:10.1542/peds.81.5.736. PMID 3357740. S2CID 245164191. Archived from the original on 19 April 2017. Retrieved 18 April 2017.
  4. ^ Sawyer, Susan M.; McNeil, Robyn; Francis, Kate L.; Matskarofski, Juliet Z.; Patton, George C.; Bhutta, Zulfiqar A.; Esangbedo, Dorothy O.; Klein, Jonathan D. (1 November 2019). "The age of paediatrics". The Lancet Child & Adolescent Health. 3 (11): 822–830. doi:10.1016/S2352-4642(19)30266-4. ISSN 2352-4642. PMID 31542355. S2CID 202732818.
  5. ^ a b c d e Duffin, Jacalyn (2010). History of Medicine, Second Edition: A Scandalously Short Introduction. University of Toronto Press.
  6. ^ a b c d e Colón, A. R.; Colón, P. A. (January 1999). Nurturing children: a history of pediatrics. Greenwood Press. ISBN 978-0-313-31080-5. Retrieved 20 October 2012.
  7. ^ Celsus, De Medicina, Book 3, Chapter 7, § 1.
  8. ^ John G. Raffensperger. Children's Surgery: A Worldwide History. McFarland. p. 21.
  9. ^ David Levinson; Karen Christensen. Encyclopedia of modern Asia. Vol. 4. Charles Scribner's Sons. p. 116.
  10. ^ Desai, A.B. Textbook Of Paediatrics. Orient blackswan. p. 1.
  11. ^ Dunn, P. M. (1995). "Soranus of Ephesus (Circa AD 98-138) and perinatal care in Roman times". Archives of Disease in Childhood. Fetal and Neonatal Edition. 73 (1): F51 – F52. doi:10.1136/fn.73.1.f51. PMC 2528358. PMID 7552600.
  12. ^ Elgood, Cyril (2010). A Medical History of Persia and The Eastern Caliphate (1st ed.). London: Cambridge. pp. 202–203. ISBN 978-1-108-01588-2. By writing a monograph on 'Diseases in Children' he may also be looked upon as the father of paediatrics.
  13. ^ U.S. National Library of Medicine, "Islamic Culture and the Medical Arts, Al-Razi, the Clinician" [1] Archived 5 January 2018 at the Wayback Machine
  14. ^ "Achar S Textbook Of Pediatrics (Third Edition)". A. B. Desai (ed.) (1989). p.1. ISBN 81-250-0440-8
  15. ^ Stern, Alexandra Minna; Markel, Howard (2002). Formative Years: Children's Health in the United States, 1880-2000. University of Michigan Press. pp. 23–24. doi:10.3998/mpub.17065. ISBN 978-0-472-02503-9. Archived from the original on 30 November 2021. Retrieved 30 November 2021.
  16. ^ Lock, Stephen; John M. Last; George Dunea (2001). The Oxford illustrated companion to medicine. Oxford University Press US. p. 173. ISBN 978-0-19-262950-0. Retrieved 9 July 2010. Rosen von Rosenstein.
  17. ^ Roberts, Michael (2003). The Age of Liberty: Sweden 1719–1772. Cambridge University Press. p. 216. ISBN 978-0-521-52707-1. Retrieved 9 July 2010.
  18. ^ Dallas, John. "Classics of Child Care". Royal College of Physicians of Edinburgh. Archived from the original on 27 July 2011. Retrieved 9 July 2010.
  19. ^ Duffin, Jacalyn (29 May 2010). History of Medicine, Second Edition: A Scandalously Short Introduction. University of Toronto Press.
  20. ^ Stern, Alexandra Minna; Markel, Howard (2002). Formative Years: Children's Health in the United States, 1880-2000. University of Michigan Press. pp. 23–24. doi:10.3998/mpub.17065. ISBN 978-0-472-02503-9. Archived from the original on 30 November 2021. Retrieved 30 November 2021.
  21. ^ "Broadribb's Introductory Pediatric Nursing". Nancy T. Hatfield (2007). p.4. ISBN 0-7817-7706-2
  22. ^ "Jacobi Medical Center - General Information". Archived from the original on 18 April 2006. Retrieved 6 April 2006.
  23. ^ Kutzsche, Stefan (8 April 2021). "Abraham Jacobi (1830–1919) and his transition from political to medical activist". Acta Paediatrica. 110 (8): 2303–2305. doi:10.1111/apa.15887. ISSN 0803-5253. PMID 33963612. S2CID 233998658. Archived from the original on 7 May 2023. Retrieved 7 May 2023.
  24. ^ a b Ballbriga, Angel (1991). "One century of pediatrics in Europe (section: development of pediatric hospitals in Europe)". In Nichols, Burford L.; et al. (eds.). History of Paediatrics 1850–1950. Nestlé Nutrition Workshop Series. Vol. 22. New York: Raven Press. pp. 6–8. ISBN 0-88167-695-0.
  25. ^ official history site (in French) of nineteenth century paediatric hospitals in Paris
  26. ^ "Introducing the Necker-Enfants Malades Hospital". Hôpital des Necker-Enfants Malades.
  27. ^ Young, D.G. (August 1999). "The Mason Brown Lecture: Scots and paediatric surgery". Journal of the Royal College of Surgeons Edinburgh. 44 (4): 211–5. PMID 10453141. Archived from the original on 14 July 2014.
  28. ^ Pearson, Howard A. (1991). "Pediatrics in the United States". In Nichols, Burford L.; et al. (eds.). History of Paediatrics 1850–1950. Nestlé Nutrition Workshop Series. Vol. 22. New York: Raven Press. pp. 55–63. ISBN 0-88167-695-0.
  29. ^ "Commentaries: Edwards A Park". Pediatrics. 44 (6). American Academy of Pediatrics: 897–901. 1969. doi:10.1542/peds.44.6.897. PMID 4903838. S2CID 43298798.
  30. ^ a b c d e f g h O'Hara, Kate (2016). "Paediatric pharmacokinetics and drug doses". Australian Prescriber. 39 (6): 208–210. doi:10.18773/austprescr.2016.071. ISSN 0312-8008. PMC 5155058. PMID 27990048.
  31. ^ a b c d e f g h i j k l m Wagner, Jonathan; Abdel-Rahman, Susan M. (2013). "Pediatric pharmacokinetics". Pediatrics in Review. 34 (6): 258–269. doi:10.1542/pir.34-6-258. ISSN 1526-3347. PMID 23729775.
  32. ^ a b c d e f Batchelor, Hannah Katharine; Marriott, John Francis (2015). "Paediatric pharmacokinetics: key considerations". British Journal of Clinical Pharmacology. 79 (3): 395–404. doi:10.1111/bcp.12267. ISSN 1365-2125. PMC 4345950. PMID 25855821.
  33. ^ Katz, Aviva L.; Webb, Sally A.; COMMITTEE ON BIOETHICS; Macauley, Robert C.; Mercurio, Mark R.; Moon, Margaret R.; Okun, Alexander L.; Opel, Douglas J.; Statter, Mindy B. (1 August 2016). "Informed Consent in Decision-Making in Pediatric Practice". Pediatrics. 138 (2): e20161485. doi:10.1542/peds.2016-1485. ISSN 0031-4005. PMID 27456510. S2CID 7951515.
  34. ^ a b Mazur, Kate A.; Berg, Stacey L., eds. (2020). Ethical Issues in Pediatric Hematology/Oncology. pp. 13–21. doi:10.1007/978-3-030-22684-8. ISBN 978-3-030-22683-1. S2CID 208302429.
  35. ^ a b Stern, Alexandra Minna; Markel, Howard (2002). Formative Years: Children's Health in the United States, 1880-2000. University of Michigan Press. pp. 23–24. doi:10.3998/mpub.17065. ISBN 978-0-472-02503-9. Archived from the original on 30 November 2021. Retrieved 30 November 2021.
  36. ^ Friedman, Lainie Ross (2004). Children, families, and health care decision making. Clarendon Press. ISBN 0-19-925154-1. OCLC 756393117.
  37. ^ a b c Martakis, K.; Schröder-Bäck, P.; Brand, H. (1 June 2018). "Developing child autonomy in pediatric healthcare: towards an ethical model". Archivos Argentinos de Pediatria. 116 (3): e401 – e408. doi:10.5546/aap.2018.eng.e401. ISSN 0325-0075. PMID 29756714. S2CID 46889502.
  38. ^ Schapiro, Tamar (1 July 1999). "What Is a Child?". Ethics. 109 (4): 715–738. doi:10.1086/233943. ISSN 0014-1704. S2CID 170129444. Archived from the original on 30 November 2021. Retrieved 30 November 2021.
  39. ^ Dondorp, W.; Bolt, I.; Tibben, A.; De Wert, G.; Van Summeren, M. (1 September 2021). "'We Should View Him as an Individual': The Role of the Child's Future Autonomy in Shared Decision-Making About Unsolicited Findings in Pediatric Exome Sequencing". Health Care Analysis. 29 (3): 249–261. doi:10.1007/s10728-020-00425-7. ISSN 1573-3394. PMID 33389383. S2CID 230112761.
  40. ^ "What Education Is Required to Be a Pediatrician?". Archived from the original on 7 June 2017. Retrieved 14 June 2017.
  41. ^ "CoPS". www.pedsubs.org. Archived from the original on 18 September 2013. Retrieved 14 August 2015.

Further reading

[edit]
  • BMC Pediatrics - open access
  • Clinical Pediatrics
  • Developmental Review - partial open access
  • JAMA Pediatrics
  • The Journal of Pediatrics - partial open access
[edit]
  • Pediatrics Directory at Curlie
  • Pediatric Health Directory at OpenMD

 

 

Tooth
A chimpanzee displaying his teeth
Details
Identifiers
Latin dens
MeSH D014070
FMA 12516
Anatomical terminology
[edit on Wikidata]

A tooth (pl.: teeth) is a hard, calcified structure found in the jaws (or mouths) of many vertebrates and used to break down food. Some animals, particularly carnivores and omnivores, also use teeth to help with capturing or wounding prey, tearing food, for defensive purposes, to intimidate other animals often including their own, or to carry prey or their young. The roots of teeth are covered by gums. Teeth are not made of bone, but rather of multiple tissues of varying density and hardness that originate from the outermost embryonic germ layer, the ectoderm.

The general structure of teeth is similar across the vertebrates, although there is considerable variation in their form and position. The teeth of mammals have deep roots, and this pattern is also found in some fish, and in crocodilians. In most teleost fish, however, the teeth are attached to the outer surface of the bone, while in lizards they are attached to the inner surface of the jaw by one side. In cartilaginous fish, such as sharks, the teeth are attached by tough ligaments to the hoops of cartilage that form the jaw.[1]

Monophyodonts are animals that develop only one set of teeth, while diphyodonts grow an early set of deciduous teeth and a later set of permanent or "adult" teeth. Polyphyodonts grow many sets of teeth. For example, sharks, grow a new set of teeth every two weeks to replace worn teeth. Most extant mammals including humans are diphyodonts, but there are exceptions including elephants, kangaroos, and manatees, all of which are polyphyodonts.

Rodent incisors grow and wear away continually through gnawing, which helps maintain relatively constant length. The industry of the beaver is due in part to this qualification. Some rodents, such as voles and guinea pigs (but not mice), as well as lagomorpha (rabbits, hares and pikas), have continuously growing molars in addition to incisors.[2][3] Also, tusks (in tusked mammals) grow almost throughout life.[4]

Teeth are not always attached to the jaw, as they are in mammals. In many reptiles and fish, teeth are attached to the palate or to the floor of the mouth, forming additional rows inside those on the jaws proper. Some teleosts even have teeth in the pharynx. While not true teeth in the usual sense, the dermal denticles of sharks are almost identical in structure and are likely to have the same evolutionary origin. Indeed, teeth appear to have first evolved in sharks, and are not found in the more primitive jawless fish – while lampreys do have tooth-like structures on the tongue, these are in fact, composed of keratin, not of dentine or enamel, and bear no relationship to true teeth.[1] Though "modern" teeth-like structures with dentine and enamel have been found in late conodonts, they are now supposed to have evolved independently of later vertebrates' teeth.[5][6]

Living amphibians typically have small teeth, or none at all, since they commonly feed only on soft foods. In reptiles, teeth are generally simple and conical in shape, although there is some variation between species, most notably the venom-injecting fangs of snakes. The pattern of incisors, canines, premolars and molars is found only in mammals, and to varying extents, in their evolutionary ancestors. The numbers of these types of teeth vary greatly between species; zoologists use a standardised dental formula to describe the precise pattern in any given group.[1]

Etymology

[edit]

The word tooth comes from Proto-Germanic *tanþs, derived from the Proto-Indo-European *h₁dent-, which was composed of the root *h₁ed- 'to eat' plus the active participle suffix *-nt, therefore literally meaning 'that which eats'.[7]

The irregular plural form teeth is the result of Germanic umlaut whereby vowels immediately preceding a high vocalic in the following syllable were raised. As the nominative plural ending of the Proto-Germanic consonant stems (to which *tanþs belonged) was *-iz, the root vowel in the plural form *tanþiz (changed by this point to *tÄ…Ì„þi via unrelated phonological processes) was raised to /œÃ‹Â/, and later unrounded to /eː/, resulting in the tōþ/tÄ“þ alternation attested from Old English. Cf. also Old English bōc/bÄ“Ä‹ 'book/books' and 'mÅ«s/mȳs' 'mouse/mice', from Proto-Germanic *bōks/bōkiz and *mÅ«s/mÅ«siz respectively.

Cognate with Latin dÄ“ns, Greek á½€δούς (odous), and Sanskrit dát.

Origin

[edit]

Teeth are assumed to have evolved either from ectoderm denticles (scales, much like those on the skin of sharks) that folded and integrated into the mouth (called the "outside–in" theory), or from endoderm pharyngeal teeth (primarily formed in the pharynx of jawless vertebrates) (the "inside–out" theory). In addition, there is another theory stating that neural crest gene regulatory network, and neural crest-derived ectomesenchyme are the key to generate teeth (with any epithelium, either ectoderm or endoderm).[4][8]

The genes governing tooth development in mammals are homologous to those involved in the development of fish scales.[9] Study of a tooth plate of a fossil of the extinct fish Romundina stellina showed that the teeth and scales were made of the same tissues, also found in mammal teeth, lending support to the theory that teeth evolved as a modification of scales.[10]

Mammals

[edit]

Teeth are among the most distinctive (and long-lasting) features of mammal species. Paleontologists use teeth to identify fossil species and determine their relationships. The shape of the animal's teeth are related to its diet. For example, plant matter is hard to digest, so herbivores have many molars for chewing and grinding. Carnivores, on the other hand, have canine teeth to kill prey and to tear meat.

Mammals, in general, are diphyodont, meaning that they develop two sets of teeth. In humans, the first set (the "baby", "milk", "primary" or "deciduous" set) normally starts to appear at about six months of age, although some babies are born with one or more visible teeth, known as neonatal teeth. Normal tooth eruption at about six months is known as teething and can be painful. Kangaroos, elephants, and manatees are unusual among mammals because they are polyphyodonts.

Aardvark

[edit]

In aardvarks, teeth lack enamel and have many pulp tubules, hence the name of the order Tubulidentata.[11]

Canines

[edit]

In dogs, the teeth are less likely than humans to form dental cavities because of the very high pH of dog saliva, which prevents enamel from demineralizing.[12] Sometimes called cuspids, these teeth are shaped like points (cusps) and are used for tearing and grasping food.[13]

Cetaceans

[edit]

Like human teeth, whale teeth have polyp-like protrusions located on the root surface of the tooth. These polyps are made of cementum in both species, but in human teeth, the protrusions are located on the outside of the root, while in whales the nodule is located on the inside of the pulp chamber. While the roots of human teeth are made of cementum on the outer surface, whales have cementum on the entire surface of the tooth with a very small layer of enamel at the tip. This small enamel layer is only seen in older whales where the cementum has been worn away to show the underlying enamel.[14]

The toothed whale is a parvorder of the cetaceans characterized by having teeth. The teeth differ considerably among the species. They may be numerous, with some dolphins bearing over 100 teeth in their jaws. On the other hand, the narwhals have a giant unicorn-like tusk, which is a tooth containing millions of sensory pathways and used for sensing during feeding, navigation, and mating. It is the most neurologically complex tooth known. Beaked whales are almost toothless, with only bizarre teeth found in males. These teeth may be used for feeding but also for demonstrating aggression and showmanship.

Primates

[edit]

In humans (and most other primates), there are usually 20 primary (also "baby" or "milk") teeth, and later up to 32 permanent teeth. Four of these 32 may be third molars or wisdom teeth, although these are not present in all adults, and may be removed surgically later in life.[15]

Among primary teeth, 10 of them are usually found in the maxilla (i.e. upper jaw) and the other 10 in the mandible (i.e. lower jaw). Among permanent teeth, 16 are found in the maxilla and the other 16 in the mandible. Most of the teeth have uniquely distinguishing features.

Horse

[edit]

An adult horse has between 36 and 44 teeth. The enamel and dentin layers of horse teeth are intertwined.[16] All horses have 12 premolars, 12 molars, and 12 incisors.[17] Generally, all male equines also have four canine teeth (called tushes) between the molars and incisors. However, few female horses (less than 28%) have canines, and those that do usually have only one or two, which many times are only partially erupted.[18] A few horses have one to four wolf teeth, which are vestigial premolars, with most of those having only one or two. They are equally common in male and female horses and much more likely to be on the upper jaw. If present these can cause problems as they can interfere with the horse's bit contact. Therefore, wolf teeth are commonly removed.[17]

Horse teeth can be used to estimate the animal's age. Between birth and five years, age can be closely estimated by observing the eruption pattern on milk teeth and then permanent teeth. By age five, all permanent teeth have usually erupted. The horse is then said to have a "full" mouth. After the age of five, age can only be conjectured by studying the wear patterns on the incisors, shape, the angle at which the incisors meet, and other factors. The wear of teeth may also be affected by diet, natural abnormalities, and cribbing. Two horses of the same age may have different wear patterns.

A horse's incisors, premolars, and molars, once fully developed, continue to erupt as the grinding surface is worn down through chewing. A young adult horse will have teeth, which are 110–130 mm (4.5–5 inches) long, with the majority of the crown remaining below the gumline in the dental socket. The rest of the tooth will slowly emerge from the jaw, erupting about 3 mm (18 in) each year, as the horse ages. When the animal reaches old age, the crowns of the teeth are very short and the teeth are often lost altogether. Very old horses, if lacking molars, may need to have their fodder ground up and soaked in water to create a soft mush for them to eat in order to obtain adequate nutrition.

Proboscideans

[edit]
Section through the ivory tusk of a mammoth

Elephants' tusks are specialized incisors for digging food up and fighting. Some elephant teeth are similar to those in manatees, and elephants are believed to have undergone an aquatic phase in their evolution.

At birth, elephants have a total of 28 molar plate-like grinding teeth not including the tusks. These are organized into four sets of seven successively larger teeth which the elephant will slowly wear through during its lifetime of chewing rough plant material. Only four teeth are used for chewing at a given time, and as each tooth wears out, another tooth moves forward to take its place in a process similar to a conveyor belt. The last and largest of these teeth usually becomes exposed when the animal is around 40 years of age, and will often last for an additional 20 years. When the last of these teeth has fallen out, regardless of the elephant's age, the animal will no longer be able to chew food and will die of starvation.[19][20]

Rabbit

[edit]

Rabbits and other lagomorphs usually shed their deciduous teeth before (or very shortly after) their birth, and are usually born with their permanent teeth.[21] The teeth of rabbits complement their diet, which consists of a wide range of vegetation. Since many of the foods are abrasive enough to cause attrition, rabbit teeth grow continuously throughout life.[22] Rabbits have a total of six incisors, three upper premolars, three upper molars, two lower premolars, and two lower molars on each side. There are no canines. Dental formula is 2.0.3.31.0.2.3 = 28. Three to four millimeters of the tooth is worn away by incisors every week, whereas the cheek teeth require a month to wear away the same amount.[23]

The incisors and cheek teeth of rabbits are called aradicular hypsodont teeth. This is sometimes referred to as an elodent dentition. These teeth grow or erupt continuously. The growth or eruption is held in balance by dental abrasion from chewing a diet high in fiber.

Buccal view of top incisor from Rattus rattus. Top incisor outlined in yellow. Molars circled in blue.
Buccal view of the lower incisor from the right dentary of a Rattus rattus
Lingual view of the lower incisor from the right dentary of a Rattus rattus
Midsagittal view of top incisor from Rattus rattus. Top incisor outlined in yellow. Molars circled in blue.

Rodents

[edit]

Rodents have upper and lower hypselodont incisors that can continuously grow enamel throughout its life without having properly formed roots.[24] These teeth are also known as aradicular teeth, and unlike humans whose ameloblasts die after tooth development, rodents continually produce enamel, they must wear down their teeth by gnawing on various materials.[25] Enamel and dentin are produced by the enamel organ, and growth is dependent on the presence of stem cells, cellular amplification, and cellular maturation structures in the odontogenic region.[26] Rodent incisors are used for cutting wood, biting through the skin of fruit, or for defense. This allows for the rate of wear and tooth growth to be at equilibrium.[24] The microstructure of rodent incisor enamel has shown to be useful in studying the phylogeny and systematics of rodents because of its independent evolution from the other dental traits. The enamel on rodent incisors are composed of two layers: the inner portio interna (PI) with Hunter-Schreger bands (HSB) and an outer portio externa (PE) with radial enamel (RE).[27] It usually involves the differential regulation of the epithelial stem cell niche in the tooth of two rodent species, such as guinea pigs.[28][29]

Lingual view of top incisor from Rattus rattus. Top incisor outlined in yellow. Molars circled in blue.

The teeth have enamel on the outside and exposed dentin on the inside, so they self-sharpen during gnawing. On the other hand, continually growing molars are found in some rodent species, such as the sibling vole and the guinea pig.[28][29] There is variation in the dentition of the rodents, but generally, rodents lack canines and premolars, and have a space between their incisors and molars, called the diastema region.

Manatee

[edit]

Manatees are polyphyodont with mandibular molars developing separately from the jaw and are encased in a bony shell separated by soft tissue.[30][31]

Walrus

[edit]

Walrus tusks are canine teeth that grow continuously throughout life.[32]

Fish

[edit]
Teeth of a great white shark

Fish, such as sharks, may go through many teeth in their lifetime. The replacement of multiple teeth is known as polyphyodontia.

A class of prehistoric shark are called cladodonts for their strange forked teeth.

Unlike the continuous shedding of functional teeth seen in modern sharks,[33][34] the majority of stem chondrichthyan lineages retained all tooth generations developed throughout the life of the animal.[35] This replacement mechanism is exemplified by the tooth whorl-based dentitions of acanthodians,[36] which include the oldest known toothed vertebrate, Qianodus duplicis[37].

Amphibians

[edit]

All amphibians have pedicellate teeth, which are modified to be flexible due to connective tissue and uncalcified dentine that separates the crown from the base of the tooth.[38]

Most amphibians exhibit teeth that have a slight attachment to the jaw or acrodont teeth. Acrodont teeth exhibit limited connection to the dentary and have little enervation.[39] This is ideal for organisms who mostly use their teeth for grasping, but not for crushing and allows for rapid regeneration of teeth at a low energy cost. Teeth are usually lost in the course of feeding if the prey is struggling. Additionally, amphibians that undergo a metamorphosis develop bicuspid shaped teeth.[40]

Reptiles

[edit]

The teeth of reptiles are replaced constantly throughout their lives. Crocodilian juveniles replace teeth with larger ones at a rate as high as one new tooth per socket every month. Once mature, tooth replacement rates can slow to two years and even longer. Overall, crocodilians may use 3,000 teeth from birth to death. New teeth are created within old teeth.[41]

Birds

[edit]

A skull of Ichthyornis discovered in 2014 suggests that the beak of birds may have evolved from teeth to allow chicks to escape their shells earlier, and thus avoid predators and also to penetrate protective covers such as hard earth to access underlying food.[42][43]

Invertebrates

[edit]
The European medicinal leech has three jaws with numerous sharp teeth which function like little saws for incising a host.

True teeth are unique to vertebrates,[44] although many invertebrates have analogous structures often referred to as teeth. The organisms with the simplest genome bearing such tooth-like structures are perhaps the parasitic worms of the family Ancylostomatidae.[45] For example, the hookworm Necator americanus has two dorsal and two ventral cutting plates or teeth around the anterior margin of the buccal capsule. It also has a pair of subdorsal and a pair of subventral teeth located close to the rear.[46]

Historically, the European medicinal leech, another invertebrate parasite, has been used in medicine to remove blood from patients.[47] They have three jaws (tripartite) that resemble saws in both appearance and function, and on them are about 100 sharp teeth used to incise the host. The incision leaves a mark that is an inverted Y inside of a circle. After piercing the skin and injecting anticoagulants (hirudin) and anaesthetics, they suck out blood, consuming up to ten times their body weight in a single meal.[48]

In some species of Bryozoa, the first part of the stomach forms a muscular gizzard lined with chitinous teeth that crush armoured prey such as diatoms. Wave-like peristaltic contractions then move the food through the stomach for digestion.[49]

The limpet rasps algae from rocks using teeth with the strongest known tensile strength of any biological material.

Molluscs have a structure called a radula, which bears a ribbon of chitinous teeth. However, these teeth are histologically and developmentally different from vertebrate teeth and are unlikely to be homologous. For example, vertebrate teeth develop from a neural crest mesenchyme-derived dental papilla, and the neural crest is specific to vertebrates, as are tissues such as enamel.[44]

The radula is used by molluscs for feeding and is sometimes compared rather inaccurately to a tongue. It is a minutely toothed, chitinous ribbon, typically used for scraping or cutting food before the food enters the oesophagus. The radula is unique to molluscs, and is found in every class of mollusc apart from bivalves.

Within the gastropods, the radula is used in feeding by both herbivorous and carnivorous snails and slugs. The arrangement of teeth (also known as denticles) on the radula ribbon varies considerably from one group to another as shown in the diagram on the left.

Predatory marine snails such as the Naticidae use the radula plus an acidic secretion to bore through the shell of other molluscs. Other predatory marine snails, such as the Conidae, use a specialized radula tooth as a poisoned harpoon. Predatory pulmonate land slugs, such as the ghost slug, use elongated razor-sharp teeth on the radula to seize and devour earthworms. Predatory cephalopods, such as squid, use the radula for cutting prey.

In most of the more ancient lineages of gastropods, the radula is used to graze by scraping diatoms and other microscopic algae off rock surfaces and other substrates. Limpets scrape algae from rocks using radula equipped with exceptionally hard rasping teeth.[50] These teeth have the strongest known tensile strength of any biological material, outperforming spider silk.[50] The mineral protein of the limpet teeth can withstand a tensile stress of 4.9 GPa, compared to 4 GPa of spider silk and 0.5 GPa of human teeth.[51]

 

Fossilization and taphonomy

[edit]

Because teeth are very resistant, often preserved when bones are not,[52] and reflect the diet of the host organism, they are very valuable to archaeologists and palaeontologists.[53] Early fish such as the thelodonts had scales composed of dentine and an enamel-like compound, suggesting that the origin of teeth was from scales which were retained in the mouth. Fish as early as the late Cambrian had dentine in their exoskeletons, which may have functioned in defense or for sensing their environments.[54] Dentine can be as hard as the rest of teeth and is composed of collagen fibres, reinforced with hydroxyapatite.[54]

Though teeth are very resistant, they also can be brittle and highly susceptible to cracking.[55] However, cracking of the tooth can be used as a diagnostic tool for predicting bite force. Additionally, enamel fractures can also give valuable insight into the diet and behaviour of archaeological and fossil samples.

Decalcification removes the enamel from teeth and leaves only the organic interior intact, which comprises dentine and cementine.[56] Enamel is quickly decalcified in acids,[57] perhaps by dissolution by plant acids or via diagenetic solutions, or in the stomachs of vertebrate predators.[56] Enamel can be lost by abrasion or spalling,[56] and is lost before dentine or bone are destroyed by the fossilisation process.[57] In such a case, the 'skeleton' of the teeth would consist of the dentine, with a hollow pulp cavity.[56] The organic part of dentine, conversely, is destroyed by alkalis.[57]

See also

[edit]
  • Animal tooth development
  • Dragon's teeth (mythology)

References

[edit]
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[edit]
  • Beach, Chandler B., ed. (1914). "Teeth" . The New Student's Reference Work . Chicago: F. E. Compton and Co.

 

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