DefinitionMesenteric arteriography is an x-ray exam of the blood vessels that supply the abdominal area, including the small and large intestines.Alternative NamesAbdominal arteriogram; Arteriogram - abdomenHow the test is performedThis test uses x-rays and a special dye (contrast material) to make blood vessels show up on the images.This test is done in a hospital. You will lie on an x-ray table. You may ask for a sedative if you are anxious about the test.The health care provider will shave and clean the groin area. A numbing medicine (anesthetic) is applied, and a needle inserted into an artery. A thin flexible tube called a catheter is passed through the needle, into the artery, and up through the main vessels of the belly area and chest until it is properly placed into a mesenteric ar