Prostatic carcinoma variants
Mucinous (colloid) adenocarcinoma

Authors: Komal Arora, M.D. (see Authors page)

Revised: 9 August 2016, last major update March 2012

Copyright: (c) 2003-2016,, Inc.

PubMed search: prostatic mucinous adenocarcinoma
Page views in 2018: 1,233
Page views in 2019 to date: 62
Cite this page: Mucinous (colloid) adenocarcinoma. website. Accessed January 21st, 2019.
Definition / general
Microscopic (histologic) description
  • Tumor cells float in pools of mucin
  • Resembles mucinous (colloid) carcinoma of breast
  • Has microglandular, cribriform, comedo, solid and hypernephroid patterns
  • Signet ring cells are rare
Microscopic (histologic) images

Images hosted on other servers:

Various images

Positive stains
Differential diagnosis
  • Extension of large bowel carcinoma, Cowpers gland carcinoma
  • Mucinous adenocarcinoma of bladder (PSA-, PAP+)
  • Post-hormone treatment changes which leave behind acellular pools of mucin (Am J Surg Pathol 1998;22:347)