Description

Chronic schistosomiasis may be associated with cancer of the urinary bladder.


Species: Schistosoma haematobium

 

Mechanism: chronic cystitis, with possible release of toxic metabolites

 

Risk factors:

(1) long-term infection, typically acquired during childhood

(2) heavy infection

(3) urothelial hyperplasia in response to the infection

 

The diagnosis requires exclusion of other causes for bladder cancer such as chemical exposures.


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