Jerome B. Simon MD FRCPC FACP


Barium Enema

Top of the pageBarium EnemaA barium enema, or lower gastrointestinal (GI) examination, is an X-ray examination of the large intestine (colon and rectum). The test is used to help find problems that affect the large intestine.To make the intestine visible on an X-ray...

Normal Barium Enema

Courtesy of Intermountain Medical Imaging, Boise, Idaho. All rights reserved. This image shows a normal colon filled with barium. The barium shows up as white on the image. The arrows point to the normal curves of the colon.

Technetium-Labeled Red Blood Cell Bleeding Scan

In a technetium-labeled red blood cell bleeding scan, blood is taken from you, and a small amount of radioactive material called technetium is added to the blood. The blood with the technetium is then injected back into your bloodstream. Red blood cells with the technetium attached to them accumulate at the location of…

Upper Gastrointestinal (UGI) Series

Discusses test that uses X-rays to find problems in the esophagus, stomach, and small intestine. Covers why and how it is done. Offers tips on preparing for the test. Covers risks. Looks at results and at what could affect the test.

Air-Contrast Barium Enema

Courtesy of Intermountain Medical Imaging, Boise, Idaho. All rights reserved. In an air-contrast study, the colon is first filled with barium and then the barium is drained, leaving only a thin layer of barium on the wall of the colon. The colon is then filled with air. This barium enema image shows pouches (called…