renal scan


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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 ?
Lasix renal scan confirmed high-grade obstruction from the solitary-functioning right kidney.
Abdominal nuclear medicine emergency First line Nuclear Disease test confirm test Management GI bleeding Endoscopy RBC bleeding scan Angiography or surgery Appendicitis CT Tc-99m WBC scan Surgery Cholecystitis CT, US HIDA scan Surgery Urinary CT, US Renal scan for Endoscopy or obstruction functional surgery obstruction RBC = red blood cell; CT = computed tomography; WBC = white blood cell; US = ultrasound; HIDA = hepatobiliary iminodiacetic acid.
Nuclear renal scan showed evidence of apparent incomplete UPJ stenosis of the right collecting system (Fig.
The appropriate patients for observation are those with significant hydronephrosis on sonogram in whom the renal scan demonstrates >40% of split renal function from the apparently obstructed kidney, even if washout is delayed.
However, a nuclear renal scan would have assessed split renal function in both kidneys.
renal scan, estimated glomerular filtration rate or cystatin C) would be helpful but were unavailable for this retrospective study.
The diagnosis was confirmed on renal scan which demonstrated t ½ time of 23 minutes with delayed excretion.
Follow-up with furosemide-mercaptoacetyltriglycine (MAG-3) renal scan performed 3 months postoperatively demonstrated 30% function without evidence of obstruction (Fig.
In indeterminate cases, a renal scan showing lack of function is supportive of a diagnosis of MCDK, but evidence of some function does not necessarily rule it out.
During the course of the study, the recruiting physicians noted its usefulness, especially in renal scans, where we detected several asymptomatic nephropathies; consequently, these patients benefitted from improved follow-up laboratory reports after medical intervention.
Resolution of cortical lesions on serial renal scans in children with acute pyelonephritis.