Microdontia is a condition in which teeth appear smaller than normal. In the generalized form, all teeth are involved. In the localized form, only a few teeth are involved. The most common teeth affected are the upper lateral incisors and third molar

Third molar

A wisdom tooth, in humans, is any of the usually four third molars. Wisdom teeth usually appear between the ages of 17 and 25. Most adults have four wisdom teeth, but it is possible to have fewer , or more, in which case they are called supernumerary teeth...

s. The affected teeth may be of normal or abnormal morphology.

There are 3 types of microdontia:

• True generalized microdontia
• Relative generalized microdontia
• Microdontia involving a single tooth

True Generalized Microdontia

All the teeth are smaller in size, mainly reported in the case of pituitary dwarfism. All the teeth are well formed and small.

Microdontia involving a single tooth

Commonly affects the maxilla, mainly lateral incisors and third molar. the lateral incisors become peg shaped.