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Test Compendium


Test Code

  • 3178

Test Synonym

  • Cortisol, Total, LC/MS

Minimum Volume

  • 0.1 mL

Specimen Requirements

  • Serum Or Plasma


  • Serum Separator Tube, Plain Red Top Tube, Lavender Top Tube, Green Top Tube, Transfer Tube- Serum, Transfer Tube- Plasma


  • Frozen

Turn Around Time

  • 8 days

CPT Codes

  • 82533
    *The CPT codes provided are based on AMA guidelines and are provided for informational purposes only. CPT coding is the responsibility of the billing entity. Please direct any questions regarding the CPT coding to the payer being billed.

Special Instructions

  • 0.5mL Serum (preferred) also acceptable Plasma (ship Frozen)

Additional Information

  • SST (Gel-barrier tube) or Red Top tube (serum preferred) also lavender-top (EDTA) tube or green-top (heparin) tube for plasma. Serum/plasma must be separated from cells within 45 minutes of venipuncture. Send serum/plasma in a plastic transport tube. Stable only 2 days refrigerated, recommend freezing if transport to lab is delayed

Specimen Stability

  • Stability: AMB 2 days, REF: 2 days, Frozen: 2 years