Cholesteatoma of the renal pelvis.
D002781:Cholesteatoma / Q000000981:diagnostic imaging* / Q000473:pathology; D006801:Humans; D007674:Kidney Diseases / Q000000981:diagnostic imaging / Q000473:pathology; D007682:Kidney Pelvis / Q000000981:diagnostic imaging* / Q000473:pathology; D008297:Male; D008875:Middle Aged; D011859:Radiography