CT colonography offers number one choice after failed colonoscopy

October 29, 2008 Diagnostic Imaging. CT colonography offers number one choice after failed colonoscopy By Rebekah Moan An Italian investigation suggests virtual colonography is a better follow-up test for failed colonoscopy than a double-contrast barium enema. Dr. Lapo Sali of the radiodiagnostic section within the department of clinical physiopathology at the University of Florence and colleagues conducted a population-based screening program for colorectal cancer in Tuscany (World J Gastroenterol 2008;14[28]:4499-4504).

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