Definition A person may undergo an abdominal CT scan if a doctor suspects they have an injury or infection of the liver, kidney, or colon. Image credit: Mikael Häggström, M.D., 2019.

July 6, 2012 — An emergency department (ED) strategy that eliminates the routine use of oral contrast for abdominal-pelvic (AP) computed tomography (CT) for undifferentiated abdominal pain can ...

Unenhanced CT was about 30% less accurate than contrast-enhanced CT for the evaluation of acute abdominal pain in the emergency department (ED), a retrospective study showed. Of 201 adult patients ...

In most cases, the guidelines call for contrast, but in some cases—such as a patient with a suspected kidney stone or adrenal nodule—a CT scan without contrast is recommended.

You will be asked to fill out a short medical history questionnaire before your CT scan. Once completed, you may be asked to remove jewelry and metal objects, such as watches, necklaces, eyeglasses, ...

Reference *1 Horton, K.M. et al, The use of iohexol as oral contrast for computed tomography of the abdomen and pelvis. J. Comput. Assist. Tomogr., 32, 207-209, 2008 July 2015 19US16EBC0001 ...

Armed with sophisticated informatics tools, Dr. McDonald and a team of researchers analyzed information on patients who underwent abdominal, pelvic and thoracic CT scans at the Mayo Clinic between ...

Learn more: Abdominal CT scan » If your doctor needs images of your colon, you may be required to use laxatives or enemas before the MRI. You also may need to fast for 4 to 6 hours before the exam.

The study indicated that CT scans could account for 5% of cancer cases throughout the U.S., more than tripling previous estimates. UCSF estimates that 93 million CT scans were performed in the U.S ...