A valuable aid to diagnosis of ear disease--hypocycloidal polytomography.
D002781:Cholesteatoma / Q000000981:diagnostic imaging; D004427:Ear Diseases / Q000000981:diagnostic imaging*; D005402:Fistula / Q000000981:diagnostic imaging; D005547:Foreign Bodies / Q000000981:diagnostic imaging; D006801:Humans; D011859:Radiography; D014054:Tomography