Jerome B. Simon MD FRCPC FACP


Barium Enema

Discusses barium enema, a procedure used to help diagnose problems in the large intestine (colon and rectum). Covers why it’s done, how it’s done, and how to prepare. Looks at risks. Covers possible results.

Barium Enema

A 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 picture, the colon is filled with a white barium contrast material. The contrast…

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.

Aspartate Aminotransferase (AST)

An aspartate aminotransferase (AST) test measures the amount of this enzyme in the blood. AST is normally found in red blood cells, liver, heart, muscle tissue, pancreas, and kidneys. AST formerly was called serum glutamic oxaloacetic transaminase (SGOT). Low levels of AST are normally found in the blood. When body…

Alanine Aminotransferase (ALT)

An alanine aminotransferase (ALT) test measures the amount of this enzyme in the blood. ALT is found mainly in the liver, but also in smaller amounts in the kidneys , heart, muscles, and pancreas . ALT was formerly called serum glutamic pyruvic transaminase (SGPT). ALT is measured to see if the liver is damaged or…