title: Leukoplakia in a diverticulum of the urinary bladder.
mesh_terms: D003558:Cystoscopy; D006801:Humans; D007971:Leukoplakia / Q000175:diagnosis* / Q000601:surgery; D008297:Male; D008875:Middle Aged; D001749:Urinary Bladder Neoplasms / Q000175:diagnosis* / Q000601:surgery; D014567:Urography