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Cortisol by LC-MS/MS, Serum or Plasma
MessageARUP Lab
Test Code
2003250
Alias/See Also
CORT TMS
CPT Codes
82533
Preferred Specimen
Serum separator tube, lavender (EDTA), pink (K2EDTA), or green (sodium or lithium heparin). 1 mL
Minimum Volume
0.5 mL
Instructions
It is recommended that the specimen be collected between 6-11 a.m. Separate serum or plasma from cells ASAP or within 2 hours of collection. Transport 1 mL serum or plasma. (Min: 0.5 mL)
Transport Temperature
Frizen
Specimen Stability
After separation from cells: Ambient: Unacceptable; Refrigerated: 1 week; Frozen: 6 months
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Room temperature specimens
Methodology
Quantitative High Performance Liquid Chromatography-Tandem Mass Spectrometry
Setup Schedule
SUN
Report Available
1-8 days
Reference Range
"
Adult Reference Ranges for Cortisol, Serum, µg/dL
AM
4.6-?20.6 µg/dL
PM
1.8-?13.6 µg/dL
Stimulation 30-?60 Minutes Post 0.25 mg Cosyntropin IV
Greater than 20.0 µg/dL
Pediatric Reference Ranges for Cortisol, Serum, µg/dL
A
Adult Reference Ranges for Cortisol, Serum, µg/dL
AM
4.6-?20.6 µg/dL
PM
1.8-?13.6 µg/dL
Stimulation 30-?60 Minutes Post 0.25 mg Cosyntropin IV
Greater than 20.0 µg/dL
Pediatric Reference Ranges for Cortisol, Serum, µg/dL
A
