Oral cavity
Minor salivary gland tumors / lesions
Pleomorphic adenoma

Author: Nat Pernick, M.D. (see Authors page)

Revised: 27 April 2018, last major update November 2013

Copyright: (c) 2002-2018, PathologyOutlines.com, Inc.

PubMed Search: Pleomorphic adenoma[TI] minor salivary glands[TIAB]
Cite this page: Pernick, N. Pleomorphic adenoma. PathologyOutlines.com website. http://www.pathologyoutlines.com/topic/oralcavitypleomorphicadenoma.html. Accessed May 27th, 2018.
Definition / general
  • Also called benign mixed tumor
  • 50% of salivary gland tumors of palate
Case reports
  • 54 year old man with painless swelling over left half of upper lip for past 10 years (Case of the Week #392)
Gross images

Images hosted on PathOut server:

Case of the Week #392:

External surface

Cut surface

Microscopic (histologic) images

Images hosted on PathOut server:

Case of the Week #392:

Squamous metaplasia

Keratin granuloma

Conventional area

Adipocytic metaplasia

Keratinous cyst with lamellar keratin

Cytology images

Images hosted on PathOut server:

Case of the Week #392:

Calcified material

Squamous cells

Eosinophilic globules

Keratinous material