horse-shoe kidney)ĭetect and localize a ureteric obstruction ( urolithiasis)Īssess for synchronous upper tract disease in those with bladder transitional cell carcinoma (TCC) Procedure IndicationsĬheck for anatomical variants or congenital anomalies (e.g.
In practice, both terms are often used interchangeably. Some prefer the term "urogram" to refer to visualization of the kidney parenchyma, calyces, and pelvis after intravenous injection of contrast, and reserve the term "pyelogram" to retrograde studies involving the collecting system.
This exam has been largely replaced by CT urography. Intravenous urography (IVU), also referred to as intravenous pyelography (IVP) or excretory urography (EU), is a radiographic study of the renal parenchyma, pelvicalyceal system, ureters and the urinary bladder.
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