1. Adenomatoid Odontogenic Tumor (AOT) There is a well-defined unilocular oval shaped radiolucence with a corticated margin. It extend from apex of tooth 21 to apex of tooth 25 and from 3mm below alveolar crest to nasal spine level,measuring approximately 55 x 4 cm in diameter. It causes tooth 21 and tooth 23 unerupted, tooth 21 malposition (slant to mesisal) and tooth 24 slanted to distal.

2. Adenomatoid Odontogenic Tumor (AOT) Benign. It occurs in young patients.(70% 2nd decade) Most common site: anterior maxilla. Often surrounds an entire unerupted tooth It is slowgrowing, and presents as a gradually enlarging, painless swelling or asymmetry. Radiopacities develop in about two thirds of cases. Treatment: conservative surgical excision.