Aldosterone, Urine 24 HR
CATEGORY: LAB      MNEMONIC: ALDOSTU
LAB: Ref
DEPT: LC
TAT: 5 days
TEST#: 4291
CPT: 82088

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PREFERRED SPECIMEN:
     15 ml Urine - Boric Acid - 24 hr collection or
     15 ml Random Urine - no preservative

MINIMUM SPECIMEN:
     10 ml Urine - Boric Acid - 24 hr collection or
     10 ml Random Urine - no preservative

SPECIAL INSTRUCTIONS:
     If patient is on diuretics, antihypertensive drugs, cyclic progestational agents, estrogen, or licorice, results for aldosterone may not be interpretable.
     Patient should be on a diet containing 135 mmol (3g) sodium per day for at least 2 weeks and preferably 30 days prior to testing. Transport refrigerated.