| http://www.w3.org/ns/prov#value | - However, although flexible cystoscopy has a high sensitivity and positive predictive value, it is not considered appropriate for screening in the general population or high-risk groups due to its cost, procedural nature, and (small) risks.Urothelial carcinoma in the sporadic setting is known to be associated with tobacco, aryl amines and other chemical carcinogens.
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