Prostate
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Mucinous adenocarcinoma from prostatic urethra-urinary bladder type


Topic Completed: 1 March 2012

Revised: 27 February 2019

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PubMed search: Mucinous adenocarcinoma from prostatic urethra-urinary bladder type

Komal Arora, M.D.
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Cite this page: Arora K. Mucinous adenocarcinoma from prostatic urethra-urinary bladder type. PathologyOutlines.com website. http://www.pathologyoutlines.com/topic/prostatemucinbladdertype.html. Accessed December 9th, 2019.
Definition / general
Microscopic (histologic) description
  • Resemble adenocarcinomas arising within urinary bladder but different from mucinous adenocarcinoma of the prostate (tubules and cribriform glands floating within mucin; mucin+ signet cells are rare)
  • Often in situ adenocarcinoma present in overlying prostatic urethra
  • Often mucin lakes lined by tall columnar epithelium with variable cytologic atypia
  • May resemble intestinal mucinous adenocarcinoma (Int J Urol 2005;12:509)
Positive stains
Negative stains
  • PSA, PAP
Differential diagnosis
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