(from the article `renal system`) A radioactive renogram involves the injection of radioactive compounds that are concentrated and excreted by the kidney. The radiation can be ...
The assessment of renal function by external radiation detectors after the administration of a radiopharmaceutical that is filtered and excreted by the kidney. ... Origin: reno-+ G. Gramma, something written ... (05 Mar 2000) ... 
(re´no-gram) a graphic record of kidney function produced by externally monitoring the level of radioactivity in the bladder as a radiopharmaceutical agent enters it from the kidney via the ureters.
Type: Term Pronunciation: rē′nō-gram Definitions: 1. The assessment of renal function by external radiation detectors after the administration of a radiopharmaceutical agent that is filtered and excreted by the kidney.
an x-ray of the kidneys
renogram A graphical record of the varying radioactivity of a kidney into which a radioactive substance has been injected; also, a radiograph or autoradiograph of a kidney.