Renal artery occlusion; Stenosis - renal artery; Occlusion - renal artery; Fibromuscular dysplasia (FMD)
There are usually no symptoms.
Signs and tests
- A radionuclide renogram may show decreased blood flow. The value of radionuclide scanning is increased if the test is done twice: once after a dose of captopril and once without the captopril.
- An MRI,
kidney CTscan, or kidney ultrasoundmay indicate a decreased size of the kidney, and/or a decrease in blood flow through the artery because the artery has become narrow.
Renal arteriographyshows the exact location of the stenosed (blocked) area.
This disease may also alter the results of the following tests:
Urine specific gravity Urine concentration test Renal perfusion scintiscan
Review Date: 12/09/2005
Reviewed By: Colm C. Magee, MD, MPH, Medical Director, Renal Transplant, Brigham & Women's Hospital, and Assistant Professor, Harvard Medical School, Boston, MA. Review provided by VeriMed Healthcare Network.