Normal Reference Ranges
Adult
3 - 16 (Upright) | 1 - 5 (Supine) ng/dL
Pediatric
Varies heavily by age ng/dL
Clinical Significance
Mineralocorticoid that retains sodium and excretes potassium. Investigated as part of a workup for resistant hypertension and hypokalemia.
Causes of High
- Primary hyperaldosteronism (Conn's syndrome)
- Secondary hyperaldosteronism (Renal artery stenosis, Heart failure, Cirrhosis)
Causes of Low
- Addison's disease
- Hyporeninemic hypoaldosteronism (Diabetic nephropathy)