Colon-cancer screening
NEW YORK, July 20 (Praxis Press) Whether or not colonoscopy is useful in screening asymptomatic adults for colorectal cancer is unclear. To determine the prevalence and risk of colonic neoplasia in asymptomatic patients, Lieberman and colleagues performed colonoscopy on 3 121 patients at 13 Veterans Affairs medical centers (see paper). Examination detected one or more neoplastic lesions in 37.5% of the patients, an adenoma with a diameter of at least 10 mm or a villous adenoma in 7.9%, an adeno
The Scientist Staff
Jul 20, 2000
NEW YORK, July 20 (