Tooth agenesis
Description
The absence of one or more teeth from the normal series by a failure to develop; Teeth agenesis needs to be confirmed by X-rays. Teeth agenesis encompasses hypodontia, oligodontia, and anodontia. The total number and the type of teeth missing should be added to the description. The clinical absence of a tooth due to a disturbed eruption should not be termed teeth agenesis but a missing tooth.