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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.

An intravenous pyelogram is an imaging test used to look at the kidneys and ureters. The ureters are the narrow tubes that carry urine from the kidneys to the bladder.

A kidney scan is an imaging test that looks at your kidneys. Your healthcare provider can also see how well blood is flowing in your kidneys.

A prostate biopsy is done after other tests show that there may be a problem with the prostate gland. It is the best method to diagnose prostate cancer. Read on to learn what to expect before, during, and after the procedure.