- nephrogram
- 1. Radiographic examination of the kidney after the intravenous injection of a water-soluble iodinated contrast material. 2. The diffuse opacification of the renal parenchyma following such injection, an indication of renal blood flow and glomerular filtration. A persistent n. indicates obstruction of kidney drainage.
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neph·ro·gram 'nef-rə-.gram n an X-ray of the kidney* * *
neph·ro·gram (nefґro-gram) renogram.
Medical dictionary. 2011.