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Test Compendium

Test Name

  • CORTISOL, FREE, SERUM, WITH CBG

Test Code

  • 5591

Test Synonym

  • Cortisol, Free, Serum LC/MS/MS

Minimum Volume

  • 0.3 mL

Specimen Type

  • Serum

Primary Container

  • Serum Separator Tube, Plain Red Top Tube, Transfer Tube- Serum, Transfer Tube- Frozen- Serum

Transport Temp

  • Frozen

TAT

  • 8 days

Specimen Requirements

  • 1 mL serum Frozen

Specimen Retention

  • Serum form Red-top tube or SST ( gel-barrier tube). Separate within one hour of venipuncture. Transfer specimen to a plastic transport tube before freezing if sending to the lab more than 24 hours after draw