Screening for CRC Using CT Colonography

摘要: Air contrast barium enema (ACBE), flexible sigmoidoscopy, and colonoscopy have been used to image the colon for many years. In recent years, a number of new techniques introduced prominent among these is computed tomographic (CT) colonography (also called “CTC,” “CT colography,” or “virtual colonoscopy”). CT high spatial resolution, low-dose exam abdomen pelvis performed following colonic insufflation. datasets are reviewed on computer workstation that generates multidimensional images (Figs. 8.1–8.3). extremely attractive because it noninvasive also relatively simple patients undergo qualities made serious entrant into field colorectal cancer (CRC) screening.