Prostate gland & seminal vesicles
Acinar / ductal adenocarcinoma
Mucinous (colloid) adenocarcinoma

Topic Completed: 1 March 2012

Minor changes: 27 February 2019

Copyright: 2003-2019,, Inc.

PubMed search: prostatic mucinous adenocarcinoma

Komal Arora, M.D.
Page views in 2019: 1,536
Page views in 2020 to date: 962
Cite this page: Arora K. Mucinous (colloid) adenocarcinoma. website. Accessed August 8th, 2020.
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)
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