Preparation guidelines for a CT scan depend on the type of scan you’re having. If you’re having a bowel scan or a scan with contrast dye, you may need to adjust your diet. Preparation for a CT ...

Vidal, MD In Figure 1 (KUB), a flat upright view of the abdomen showed moderate amount of stool in the descending colon and rectum, without any evidence of obstruction. A CT scan without contrast ...