Mandible-Maxilla
Benign tumors
Ameloblastoma - peripheral soft tissue variant

Authors: Kelly Magliocca, D.D.S., M.P.H. and Anthony Martinez, M.D. (see Authors page)

Revised: 21 July 2016, last major update June 2016

Copyright: (c) 2002-2016, PathologyOutlines.com, Inc.

PubMed Search: Peripheral soft tissue variant

Table of Contents
Definition / general
Cite this page: Ameloblastoma - peripheral soft tissue variant. PathologyOutlines.com website. http://www.pathologyoutlines.com/topic/mandiblemaxillaperipheraltissue.html. Accessed April 30th, 2017.
Definition / general
  • Men and women ages 40 - 60 years
  • Soft tissue of posterior gingiva and ascending ramus
  • True peripheral variants may be less aggressive than intraosseous tumors
  • Cross sectional imaging, rather than plain film imaging, is imperative to exclude an intraosseous ameloblastoma with a prominent extraosseous component.
    • Gingival lesions with radiographic ‘cupping’ of the bone may not be peripheral ameloblastoma, but a very peripherally placed intraosseous ameloblastoma that has perforated (Head Neck Pathol 2010;4:192)