Tooth agenesis, or congenitally missing teeth, is a condition where certain teeth are absent in the primary or permanent dentition. This phenomenon can affect any tooth but is most common in the lateral incisors, maxillary incisors, and third molars. Familial and nonsyndromic tooth agenesis suggest a strong genetic component. Understanding this dental anomaly is crucial for effective management in restorative dentistry and orthodontics. Key Facts Tooth agenesis is a developmental condition where there is an absence of one or more primary or permanent teeth It can affect both the primary and permanent dentition Tooth agenesis can be classified into three types: Anodontia, Hypodontia, and Oligodontia This condition can be caused…