Topic Completed: 1 February 2015

Minor changes: 1 October 2020

Copyright: 2002-2021,, Inc.

PubMed Search: Adenosquamous carcinoma [title] colon

Raul S. Gonzalez, M.D.
Page views in 2020: 1,574
Page views in 2021 to date: 521
Cite this page: Gonzalez R. Adenosquamous. website. Accessed April 14th, 2021.
Definition / general
Clinical features
Case reports
  • Surgery with adjuvant treatment
Clinical images

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Circumferential obstructive mass

Bleeding circumferential lobulated mass

Gross images

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Cross section

Microscopic (histologic) description
  • Resembles conventional colorectal adenocarcinoma, but with areas of squamous differentiation, either admixed or distinct
Microscopic (histologic) images

Images hosted on other servers:

Collision-like areas

Composite-like areas

Adenosquamous carcinoma

Malignant squamous cells with keratinization

Differential diagnosis
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