renal scan

(redirected from cortical scintigraphy)

renal scan

a radiographic scan of the kidneys performed after the IV injection of a radioactive substance. It is used to assess renal perfusion and function, particularly in renal failure and renovascular hypertension and following kidney transplantation.

renal scan

A study in which a radioisotope (e.g., 99mTc-labeled mercaptoacetyl triglycine) is administered to evaluate renal blood flow and renal transplant risks.
References in periodicals archive ?
Early treatment of urinary infection prevents renal damage on cortical scintigraphy.