Search For Additional Tests
ALDOSTERONE, 24 HOUR URINE
Number 29
CPT Code 82088
Alias ALDOSTERONE, 24 HOUR URINE
Specimen Container 24Hr Urine Container
Specimen Type 24Hr Urine without preservative
Turn Around Time
Days Performed
Reference Range Contact Laboratory
Alternate Specimen
Volume 10 mL Aliquot
Stability Ambient 7 Days
Stability Refrigerated 14 Days
Stability Frozen 14 Days
Patient Preparation
Void at 8AM and discard specimen. Collect all urine for next 24 hours, including 8AM void the next morning.
Methodology
LC/MS-MS
Limitations
Urinary aldosterone measurements alone are of limited value in the diagnosis of hyperaldosteronism. Elevated levels mandate further investigation.
Rejection Criteria
Incomplete 24-hour collection, original container with pH <2
Additional Instructions
Performing Laboratory Reference Laboratory
TagsALDOSTERONE, SUPPRESSION