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
Cite this page: Mucinous (colloid) adenocarcinoma. website. Accessed April 23rd, 2017.
Definition / General
Micro 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
Micro 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)