Normal Values:

Lying down: 2 to 16 ng/dL

Upright: 5 to 41 ng/dL

Note: ng/dL = nanograms per deciliter

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

What abnormal results mean:

Higher than normal levels of aldosterone may indicate:

• Bartter syndrome (extremely rare)
• Cushing syndrome (rare)
• Primary hyperaldosteronism (rare)
• Secondary hyperaldosteronism from heart or kidney disease
• Very low-sodium diet

Lower than normal levels of aldosterone may indicate:

• Addison's disease (rare)
• Congenital adrenal hyperplasia
• Hyporeninemic hypoaldosteronism
• Very high-sodium diet