Skin - Nonmelanocytic tumors
Adnexal tumors - eccrine sweat glands
Mucinous carcinoma

Author: Christopher Hale, M.D. (see Authors page)

Revised: 6 October 2016, last major update June 2012

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

PubMed Search: Mucinous carcinoma [title] skin

Cite this page: Mucinous carcinoma. PathologyOutlines.com website. http://www.pathologyoutlines.com/topic/skintumornonmelanocyticmucinouscarcinoma.html. Accessed April 29th, 2017.
Definition / general
  • Also called adenocystic carcinoma
  • Scalp of elderly patients
  • Caucasian > Black > Asian
Case reports
Clinical images

Images hosted on PathOut servers:

Courtesy of Mark R. Wick, M.D.

Gross description
  • Slow growing, solitary, asymptomatic, flesh colored nodule with a slightly translucent surface
Microscopic (histologic) description
  • Resembles mammary colloid carcinoma with lakes of mucin containing small tumor cell clusters
  • May also have an infiltrating ductal pattern
Microscopic (histologic) images
Images hosted on PathOut server from Case of the Week #413:

H&E images



CK5/6

CK7

CK20

ER

PR

GATA3



Other images hosted on PathOut server:

Courtesy of Mark R. Wick, M.D.



Images hosted on other servers:

Gluteal mass

Positive stains
  • Primary skin tumors: 100% CK7+, 40% showed rare p63+ cells, 20% had focal CK5/6+
Differential diagnosis