Renal Arteriovenous Malformation
Description
An abnormal collection of arteries and veins within the kidney. The causes are either congenital or acquired. The most common acquired cause is after a medical procedure (iatrogenic). It is most often discovered during an evaluation for blood in the urine (hematuria). Hypertension and flank pain is commonly associated with the disorder. Treatment is performed for significant hematuria, persistent pain or to establish blood pressure control.
Symptoms
Bloody urine, flank pain or low back pain, uncontrolled blood pressure.
Tests
A history and physical exam will be performed. Imaging and blood tests are done to establish the diagnosis.
- CBC
- Chem 12
- UA
- CT Scan
- MRI
- Ultrasound
Treatment
Clotting off of the arteriovemnous malformation with a intra-arterial catheter is the most common treatment. Rarely surgery is required. For additional information contact the National Kidney and Urologic Diseases Information Clearinghouse at: http://www.kidney.niddk.nih.gov or call (800)891-5390.
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