title: Does flexible sigmoidoscopy have any justification as compared with complete colonoscopy. An analysis of cost-effectiveness and medical risks.
abstract: The authors present a medical risk- and cost-effectiveness analysis of what to do next when a single polyp is found in the distal 60 centimeters of the colorectum on a double contrast X-ray examination - sigmoidoscopy or colonoscopy.
mesh_terms: D003110:Colonic Neoplasms / Q000175:diagnosis* / Q000000981:diagnostic imaging; D003113:Colonoscopy / Q000191:economics; D003287:Contrast Media; D003362:Cost-Benefit Analysis; D005336:Fiber Optic Technology; D006801:Humans; D007417:Intestinal Polyps / Q000175:diagnosis* / Q000000981:diagnostic imaging; D011859:Radiography; D012004:Rectal Neoplasms / Q000175:diagnosis* / Q000000981:diagnostic imaging; D012306:Risk; D012812:Sigmoidoscopy / Q000191:economics
chemical_list: D003287:Contrast Media