Ordering RecommendationRecommendations when to order or not order the test. May include related or preferred tests.
Screen, diagnose, and monitor diseases associated with excess or deficient cortisol production.
MnemonicUnique test identifier.
FCORTS TMS
MethodologyProcess(es) used to perform the test.
Equilibrium Dialysis/Quantitative High Performance Liquid Chromatography-Tandem Mass Spectrometry
PerformedDays of the week the test is performed.
Sun, Tue, Thu, Fri
ReportedExpected turnaround time for a result, beginning when ARUP has received the specimen.
2-5 days
New York DOH Approval StatusIndicates test has been approved by the New York State Department of Health.
This test is New York DOH approved.
Specimen Required
Patient Preparation
Recommended collection times are 8-10 a.m. or 4-6 p.m.
Collect
Plain red or serum separator tube, lavender (EDTA) or pink (K2EDTA).
Specimen Preparation
Separate serum or plasma from cells within 2 hours of collection. Transfer 1 mL serum or plasma to an ARUP Standard Transport Tube. (Min: 0.6 mL)
Storage/Transport Temperature
Frozen.
Unacceptable Conditions
Grossly hemolyzed, icteric, lipemic or heparinized specimens.
Remarks
Indicate time of draw on test request form and specimen tube.
Stability
After separation from cells: Ambient: Unacceptable; Refrigerated: 1 week; Frozen: 6 months
Reference IntervalNormal range/expected value(s) for a specific disease state. May also include abnormal ranges.
Age
Time of Collection
Reference Range
0 - 17 years
Not established
18 years of age and older
8-10 a.m. collection
0.21 - 1.04 µg/dL
18 years of age and older
4-6 p.m. collection
0.10 - 0.63 µg/dL
Interpretive DataBackground information for test. May include disease information, patient result explanation, recommendations, details of testing, associated diseases, explanation of possible patient results.
Compliance Category
Laboratory Developed Test (LDT)
NoteAdditional information related to the test.
To convert to nmol/L, multiply µg/dL by 27.6.
Hotline History
N/A
CPT CodesThe American Medical Association Current Procedural Terminology (CPT) codes published in ARUP's Laboratory Test Directory are provided for informational purposes only. The codes reflect our interpretation of CPT coding requirements based upon AMA guidelines published annually. CPT codes are provided only as guidance to assist clients with billing. ARUP strongly recommends that clients confirm CPT codes with their Medicare administrative contractor, as requirements may differ. CPT coding is the sole responsibility of the billing party. ARUP Laboratories assumes no responsibility for billing errors due to reliance on the CPT codes published.
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
AliasesOther names that describe the test. Synonyms.
Chat
Feedback
