Hypodontia

Dr Henry Knipe et al.

Hypodontia refers to the congenital absence of one or more teeth.

Epidemiology

Hypodontia is common, affecting ~15% of the population with a recognised variations in ethnicities, e.g. prevalence of 1% in indigenous Australians through to 30% in Japanese populations. There is a female preponderance with a M:F of 2:3 1

Pathology

Hypodontia is known to occur with a large range of syndromes but is also common in non-syndromic patients. The third molars are the most commonly absent teeth followed by the lateral maxillary incisors or mandibular pre-molars 1


Head and neck anatomy
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Article Information

rID: 29680
System: Head & Neck
Section: Anatomy
Synonyms or Alternate Spellings:

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