Intravenous Pyelogram (IVP)

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Overview
This test could be more accurately called "IVU," or intravenous urogram, but most have accepted the old-fashioned term, IVP. IVPs are basically x-rays of the urinary tract. Because the kidneys, ureters (the tubes that connect
the kidneys with the bladder), and the bladder blend in with other soft tissues in the abdomen, they are not easily visible on regular x-rays. To see them better, dye (contrast material) must be injected into a vein. After the dye is excreted through the kidneys...Read the full article