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An angiogram is a type of imaging test. It uses X-rays to look at your blood vessels. An abdominal angiogram looks at the blood vessels in your belly (abdomen). Read on to learn why it's done and what to expect before, during, and after this test.

Cystometry is a test used to look for problems with the filling and emptying of the bladder. The bladder is part of the urinary tract.

A gallbladder scan is an imaging test to look at your gallbladder and see how well it is working. This test may also be called a liver-biliary scan because the doctor often looks at the liver at the same time. The liver is near the gallbladder and works closely with it.

A liver scan is an imaging test to look at your liver and see how well it is working. This test may also be called a liver-spleen scan because the healthcare provider often looks at the spleen at the same time.

A pancreas scan uses nuclear radiology to search for, and sometime treat, tumors in the pancreas.

A sigmoidoscopy is a diagnostic test to check the lower part of your colon or large intestine (the sigmoid colon). This part of your colon is close to your rectum and anus.

An upper gastrointestinal (GI) series is an imaging test of your esophagus, stomach, and the first part of your small intestine (duodenum). It is done with X-rays. Learn what to expect before, during, and after this test.

An antegrade pyelogram is an imaging test to find a blockage (obstruction) in the upper urinary tract. Read on to learn about what to expect before, during, and after this test.

CT scan is a type of imaging test. It uses X-rays and computer technology to make images or slices of the body. A CT scan can make detailed pictures of any part of the body. This includes the bones, muscles, fat, organs, and blood vessels. They are more detailed than regular X-rays.