SEER Inquiry System - Question 20140059 Details

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Produced: 04/28/2026 8:39 AM

Question 20140059

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Inquiry Details

References:

ICD-O-3

Question:

Primary site--Bladder: What is the primary site for bladder tumor biopsy: invasive adenocarcinoma, enteric type favor urachal origin, stage III

Discussion:

Answer:

Based on the information provided, code the primary site to urachus (C677). Primary adenocarcinoma of the bladder accounts for less than 1% of all bladder malignancies. Of these, 20–39% are urachal in origin.

Cancer Site Category:

Bladder

Data Item Category:

Primary site

Other Category:

N/A

Year:

2014