[Congenital absence of the teeth; it may involve all (total anodontia) or only some of the teeth (partial anodontia, hypodontia), and both the deciduous and the permanent dentition, or only teeth of the permanent dentition. (Dorland, 27th ed) ( MSH )]
UMLS (ICD9CM) C0399352 Relation/PAR: congenital dentition disorder