Plasma renin activity; Random plasma renin; PRA

Normal values range from 1.9 to 3.7 ng/mL/hour.

Note: Normal value ranges may vary slightly among different laboratories. Talk to your doctor about the meaning of your specific test results.

Higher than normal levels may indicate:

• Addison's disease
• Cirrhosis
• Dehydration
• Hemorrhage (bleeding)
• High blood pressure
• Hypokalemia
• Malignant hypertension
• Nephrotic syndrome
• Renin-producing renal tumors
• Renovascular hypertension

Lower than normal levels may indicate:

• ADH therapy
• Sodium-retaining steroid therapy
• Sodium-sensitive high blood pressure

Images

Kidney - blood and urine flow

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Renin Overview

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Renin Risks

Review Date: 08/10/2009
Reviewed By: David C. Dugdale, III, MD, Professor of Medicine, Division of General Medicine, Department of Medicine, University of Washington School of Medicine. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.

A.D.A.M., Inc. is accredited by URAC, also known as the American Accreditation HealthCare Commission (www.urac.org)