Salivary glands
Epithelial / myoepithelial tumors
Dedifferentiated tumors


Topic Completed: 1 September 2012

Revised: 26 April 2019

Copyright: 2002-2019, PathologyOutlines.com, Inc.

PubMed Search: Adenoid cystic carcinoma dedifferentiated

See also: Adenoid cystic carcinoma

Adriana Handra-Luca, M.D.
Page views in 2018: 68
Page views in 2019 to date: 73
Cite this page: Handra-Luca, A. Dedifferentiated tumors. PathologyOutlines.com website. http://www.pathologyoutlines.com/topic/salivaryglandsadenoidcysticdedifferentiated.html. Accessed August 20th, 2019.
Definition / general
Microscopic (histologic) description
  • Nuclear enlargement and irregularity, high mitotic count, loss of biphasic ductal-myoepithelial differentiation, comedonecrosis, fibrocellular desmoplasia (Am J Surg Pathol 2007;31:1683)
Positive stains
Molecular / cytogenetics description
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