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Test Code COR Cortisol

Important Note

  • If requisition has an ACTH requested along with the Cortisol, they MUST be drawn together at the same time.

Methodology

Electrochemiluminescence

Specimen Requirements

Please use preferred tube types whenever possible.

Preferred Container/Tube Type: Green Top (Lithium Heparin) Tube

Alternate Serum Separator Tube (SST)

Transport refrigerated.

NOTE:  Recommended draw times:

Morning: 8:00am (6:00am -10:00am acceptable)

Afternoon: 4:00pm (2:00pm - 6:00pm acceptable)

Unless specified afternoon or p.m. draw the morning time listed above above.

 

For ACTH Stimulation Test (sometimes called Dexamethasone Suppression),

contact the Outpatient Treatment Center (302-645-3743)

Day(s) Test Set Up

Monday through Sunday

Reference Values

Time of Day Results
A.M. 4.3-22.4 µg/dL
P.M.  3.1-16.7 µg/dL

Test Classification and CPT Coding

82533

Performing Laboratory

Beebe Healthcare Laboratory

Performing Location

Margaret H. Rollins Laboratory

Specimen Tube Color

  Tube Cap Color Tube Name
Preferred Mint Green Lithium Heparin
Alternate    Serum Separator Tubes (SST)