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NCI Dictionary of Cancer Terms


intravenous pyelogram  listen  (IN-truh-VEE-nus PY-eh-loh-GRAM)

  An x-ray image of the kidneys, ureters, and bladder. It is made after a substance that shows up on x-rays is injected into a blood vessel. The substance outlines the kidneys, ureters, and bladder as it flows through the system and collects in the urine. An intravenous pyelogram is usually made to look for a block in the flow of urine.