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Test Code CORTP Cortisol, P.M., Plasma

Methodology

Electrochemiluminescence Immunoassay (ELCIA)
Useful for patients who are not, or not suspected to be, taking exogenous glucocorticoids. This test is recommended for routine testing.

Performing Laboratory

St. Clair Hospital Laboratory

Specimen Requirements

1 plasma gel tube (1 mL of lithium heparin plasma). Centrifuge blood as soon as possible and send specimen refrigerated, or send unspun blood to laboratory within 4 hours of draw.
Note:  Specimen drawn at 4 p.m. is preferred.

Reference Values

2.0-9.0 µg/dL

Day(s) Test Set Up

Monday through Sunday