Cortisol 24 Hr Urine Free CORT24 Free

Synonyms
Allscripts (AEHR) Order Name	Cortisol 24 Hr. Urine Free
Sunrise Clinical Manager (SCM) Order Name	Cortisol Free - Urine 24 Hour
EPIC Order Name	24 Hour Urine, Cortisol Free
Clinical Info	Preferred screening test for Cushing syndrome Diagnosis of pseudo-hyperaldosteronism due to excessive licorice consumption Test may not be useful in the evaluation of adrenal insufficiency
Specimen Type	Urine
Specimen Volume	5 mL 24 hr urine collection with 10 g of boric acid or 50 % Acetic Acid as preservative at the start of collection (3 mL min)
Container	24hr Ur 10g Boric Ac
Collection Instructions	Container/Tube: Plastic, urine tube Specimen: 5 mL 24 hr urine collection with 10 g of boric acid or 50 % Acetic Acid as preservative at the start of collection (3 mL min) Collection Instructions: 1. Collect urine for 24 hours. 2. Add 10 g of boric acid as preservative at start of collection. Transport Temperature: Refrigerated Stability: 7 Days Room Temperature 14 Days Refrigerated 28 Days Frozen
Transport Instructions	Refrigerated
Specimen Stability	7 Days Room Temperature 14 Days Refrigerated 28 Days Frozen
Methodology	Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS)
Days Performed	Monday through Friday; 4 p.m.
Performing Laboratories	Mayo Medical Laboratories
CPT	82530 LOINC Code: 43126-2
PDM	5900038
Result Interpretation 0-2 years: not established 3-8 years: 1.4-20 mcg/24 hours 9-12 years: 2.6-37 mcg/24 hours 13-17 years: 4.0-56 mcg/24 hours ≥18 years: 3.5-45 mcg/24 hours Use the factor below to convert from mcg/24 hours to nmol
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