What is Oligodontia?

Oligodontia is a rare genetic disorder which represents the congenital absence of more than six teeth in primary, permanent or both dentitions. It is usually a part of a syndrome and seldom occurs as an isolated entity.
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What causes oligodontia?

Possible causes of oligodontia include viral disease during pregnancy, genetic predisposition, metabolic imbalances, developmental abnormalities and environmental factors. Autosomal dominant mutations in PAX9 and MSX1 have been found in patients with molar non-syndromic oligodontia.
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What is the difference between hypodontia and oligodontia?

Hypodontia is genetic in origin and usually involves the absence of from 1 to 5 teeth. Oligodontia is genetic as well and is the term used to describe a condition in which six or more teeth are missing. Hypodontia/oligodontia/anodontia might be considered as a unique clinical entity but with increasing severity.
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Is oligodontia hereditary?

Oligodontia is a dental abnormality in which the patient is missing teeth. It is a hereditary disorder characterized by agenesis of more than 6 pri- mary/permanent teeth, excluding the wisdom teeth.
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Is oligodontia a disability?

Social Security Benefits

If you or your dependent(s) are diagnosed with Oligodontia and experience any of these symptoms, you may be eligible for disability benefits from the U.S. Social Security Administration.
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Oligodontia



Is oligodontia a birth defect?

According to the Oral Health Group, this is the most common congenital (affects you from birth) condition in humans. Oligodontia is a specific type of agenesis that causes you to be born without six or more teeth (not counting wisdom teeth). Causes of teeth absent from birth include: Genetic syndromes.
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What percentage of people have oligodontia?

It is a relatively rare condition affecting 0.1–0.2 % of the population. Oligodontia can occur as an isolated nonsyndromic condition or as a part of a syndrome.
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Is having no teeth a disability?

Therefore, an individual should be considered to have a dental disability if orofacial pain, infection, or pathological condition and/or lack of functional dentition affect nutritional intake, growth and development, or participation in life activities.
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Is oligodontia dominant or recessive?

Congenital absence of teeth or hypodontia is the most commonly encountered dominant human disorder, while oligodontia is a less common dominant disorder with a hallmark presentation of congenital absence of six or more teeth, excluding third molars.
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How common is missing permanent teeth?

Researchers estimate that as many as 20 percent of adults are born with at least one missing tooth, making hypodontia one of the most common developmental oral health conditions. Most individuals are missing only one or two permanent teeth, with very few missing more than six.
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What is the most common missing teeth?

Some people are born without certain teeth, and this condition is called congenitally missing teeth. Genetic factors cause congenitally missing teeth and this condition is often seen in generations of a family. The most common missing teeth are wisdom teeth, upper lateral incisors, and second premolars/bicuspids.
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How common is anodontia?

The prevalence of anodontia is unknown but it is a very rare disorder. Anodontia occurs in less than 2-8% of the general population in regards to permanent teeth and 0.1-0.7% in primary teeth.
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What is Apexogenesis?

Apexogenesis refers to a vital pulp therapy procedure performed to encourage physiological development and formation of the root end.
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Can a baby tooth last forever?

For most children, all baby teeth will fall out by early adolescence and be replaced by permanent adult teeth; by age 21, most permanent teeth should be present in the mouth. Occasionally, though, some baby teeth never fall out, and for this reason, an adult tooth cannot replace it.
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Is anodontia hereditary?

Anodontia is an inherited genetic defect. The exact genes involved are unknown. However, Anodontia is usually associated with ectodermal dysplasia. Ectodermal dysplasia is not one disorder but a group of closely related hereditary conditions that affect the hair, nails, skin, and sweat glands.
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Is there a cure for ectodermal dysplasia?

Unfortunately, there is no cure for ectodermal dysplasia. Instead, the goal is to successfully manage the symptoms so that the individual can lead a healthy life and have a good quality of life. Because the symptoms vary depending on the type of ectodermal dysplasia, the treatment plan will vary with each person too.
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What to do when you have no teeth?

Fortunately, in the event that you lose a tooth or need to have a tooth extracted there are several options available to you. You can do nothing, have a partial denture, a bridge or a dental implant. The first decision, and easiest, is to leave an empty space where the tooth was removed.
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Do you need to brush if you don't have teeth?

Though you may have no teeth, it is still necessary to keep your mouth clean. We always recommend brushing the gums with a soft bristled toothbrush and a small amount fluoride toothpaste.
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What causes tooth agenesis?

Although dental agenesis is occasionally caused by environmental factors, such as infection (e.g. rubella), various kinds of trauma of the dental region, multi-reagent chemotherapy or radiotherapy, or disturbances in jaw innervations, in a majority of cases, hypodontia has genetic causes (1,6).
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What causes double rows of teeth in humans?

When the roots of the baby teeth do not break, the permanent teeth are forced to come around the baby teeth, which is how children end up having two rows of teeth.
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Is missing lateral incisors hereditary?

Congenitally missing teeth are teeth that never appear and are not trapped in the gums – they just do not exist in some people! The condition, which usually affects the lateral incisors and the second premolars, is often a harmless genetic trait passed down from parents to their children.
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What is Metapex?

A temporary root canal filling material with excellent radiopacity, Metapex is an antibacterial, premixed paste composed of calcium hydroxide with iodoform. Priced at less than half the cost of leading brands, Metapex is ideal for many applications: Exposed pulp in capping and pulpotomy.
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What is difference between pulpotomy and Apexogenesis?

Apexogenesis is a treatment in preserving vital pulp tissue in the apical part of a root canal to allow the completion in formation of the root apex. This clinical procedure is essentially a deep pulpotomy, aimed to preserve the pulp in immature teeth that have deep pulpal inflammation.
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What is apexification Recalcification?

Apexification is a procedure used to stimulate root development or closing of the root end (i.e., open apex). An open apex is often found in teeth that are not fully developed (“immature”) or whose roots have been eroded away by a process known as resorption.
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