What is bladder cancer?

Updated: Feb 23, 2021
  • Author: Kara N Babaian, MD, FACS; Chief Editor: Bradley Fields Schwartz, DO, FACS  more...
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Answer

Bladder cancer is a common urologic cancer. Almost all bladder cancers originate in the urothelium, which is a 3- to 7-cell mucosal layer within the muscular bladder.


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