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..
Is Oligodontia hereditary?
What is oligodontia? 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.
What is Hypodontia and Anodontia?
Hypodontia refers to one or more missing teeth, whereas the term oligodontia is used when more than six teeth are missing. A total absence of teeth is known as anodontia and is seen primarily in association with ectodermal dysplasia.
How common is missing permanent teeth?
Although most people will end up with a complete set of thirty-two permanent teeth, sometimes one or more teeth may fail to develop. This hypodontia is one of the most common developmental abnormalities in dentistry, with up to 20% of all adults missing at least one tooth.
Which tooth is most often congenitally missing?
mandibular second premolarsThe most frequent congenitally missing teeth was mandibular second premolars (23.34%) followed by maxillary second premolars (22.02%).
How do you fix Hypodontia?
Treatment for hypodontia generally involves a combination of orthodontic interventions, such as braces to align teeth or correct spacing, as well as prosthetics, such as dental implants or bridges, to replace missing teeth.