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Urine aldosterone radioimmunoassay: validation of a method without chromatography. [/sup 3/H]

Journal Article · · J. Clin. Endocrinol. Metab.; (United States)
A simplified radioimmunoassay of urinary aldosterone is reported. Acid-hydrolyzed urine was extracted with dichloromethane and the extract assayed without further purification. Urinary aldosterone values in patients with Cushing's syndrome, low and normal-renin essential hypertension, congenital adrenal hyperplasia, and primary aldosteronism determined by this method agreed closely (r = 0.95, P less than 0.01) with values obtained using a standardized chromatographic method. This simplified assay represents a significant advance in our capabilities for evaluating patients for abnormalities in aldosterone physiology.
Research Organization:
Mayo Clinic, Rochester, MN
OSTI ID:
7190315
Journal Information:
J. Clin. Endocrinol. Metab.; (United States), Journal Name: J. Clin. Endocrinol. Metab.; (United States) Vol. 42:5; ISSN JCEMA
Country of Publication:
United States
Language:
English