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Test Compendium

Test Name


Test Code

  • 2081

Test Synonym

  • Timed Cortisol 3 Samples

Minimum Volume

  • 0.2 mL (each tube)

Specimen Type

  • Serum

Primary Container

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

Transport Temp

  • Refrigerated


  • 1 day

Specimen Requirements

  • 3 Timed Serum Samples 3 SST (gel-barrier) or a Red Tops. If a Red Tops are drawn, centrifuge and transfer the serum to a plastic transport tubes Due to the circadian rhythm of cortisol levels in serum, sample collection time must be noted