Prostate
Prostatic carcinoma variants
Mucinous (colloid) adenocarcinoma


Topic Completed: 1 March 2012

Revised: 27 February 2019

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PubMed search: prostatic mucinous adenocarcinoma

Komal Arora, M.D.
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Cite this page: Arora K. Mucinous (colloid) adenocarcinoma. PathologyOutlines.com website. http://www.pathologyoutlines.com/topic/prostatemucinous.html. Accessed June 25th, 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)
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