Quantitative High Performance Liquid Chromatography-Tandem Mass Spectrometry
New York DOH Approval Status
Specimen should be collected between 8-10 a.m.
Serum separator tube, lavender (EDTA), pink (K2EDTA), or green (sodium or lithium heparin).
Separate serum or plasma from cells ASAP or within 2 hours of collection. Transfer 1 mL serum or plasma to an ARUP Standard Transport Tube. (Min: 0.5 mL)
After separation from cells: Ambient: 1 week; Refrigerated: 1 week; Frozen: 6 months
|Adult Reference Ranges for Cortisol, Serum, 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|
|1-12 months||4.6-23.0 µg/dL|
|1-5 years||6.0-25.0 µg/dL|
|6-17 years||4.6-15.0 µg/dL|
|Stimulation 30-60 Minutes Post 0.25 mg Cosyntropin IV|
|1-12 months||32.0-60.0 µg/dL|
|1-5 years||22.0-40.0 µg/dL|
|6-17 years||17.0-28.0 µg/dL|
This test was developed and its performance characteristics determined by ARUP Laboratories. It has not been cleared or approved by the US Food and Drug Administration. This test was performed in a CLIA certified laboratory and is intended for clinical purposes.
Laboratory Developed Test (LDT)
|Component Test Code*||Component Chart Name||LOINC|
|2003251||Cortisol by LC-MS/MS, Serum or Plasma||2143-6|