Specimen: 10 mL (5 mL min.) aliquot of 24-hour Urine. Collect urine with 10 g of boric acid to maintain sample integrity. Record 24 hour volume on test request form and urine container. Ship refrigerated or frozen.
Stability (Room): 8 hrs
Stability (Refrigerated): 48 hrs
Stability (Frozen): 2 weeks
Price: Contact Medilab
Turnaround time (TAT): 5 – 15 days
Usage: This assay is preferred as a screening test for Cushing syndrome. It also helps in the diagnosis of Pseudo-hyperaldosteronism due to excessive licorice consumption. The test has limited usefulness in the evaluation of Adrenal insufficiency.
Disease: Disorders of Adrenal Gland
Home Collection: Available
Pre-test Information: No special preparation required