Skip to Content
Medical Term:

adenomatoid odontogenic tumor


Definition: a benign epithelial odontogenic tumor appearing radiographically as a well-circumscribed, radiolucent-radiopaque lesion usually surrounding the crown of an impacted tooth in an adolescent or young adult; characterized histologically by columnar cells organized in a ductlike configuration interspersed with spindle-shaped cells and an amyloidlike deposition that gradually undergoes dystrophic calcification.

Synonym(s): adenoameloblastoma, ameloblastic adenomatoid tumor

© Copyright 2016 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.