Primary localized amyloidosis of the urethra and bladder (amyloidoma).
D000686:Amyloidosis / Q000473:pathology / Q000601:surgery; D006801:Humans; D008297:Male; D008875:Middle Aged; D014521:Urethra / Q000473:pathology; D014522:Urethral Diseases / Q000473:pathology / Q000601:surgery; D001743:Urinary Bladder / Q000473:pathology; D001745:Urinary Bladder Diseases / Q000473:pathology / Q000601:surgery