Cortisol COR

Method(s) Chemiluminescent Immunoassay
Specimen Required
Collect

One 5 mL gold (SST) top tube. Heparinized plasma is also acceptable.

Transport 1 mL serum at 2-8ºC.
Stability

Ambient: 8 hours; Refrigerated: 2 days; Frozen: 1 month

Schedule Daily
Billing Code 1010068
CPTCode 82533
Preferred Specimen Collection Device(s)
Reference Interval

7-9 a.m. 4.3 - 22.4 mcg/dL
4-6 p.m. 3.1 - 16.7 mcg/dL
Late afternoon levels fall to approximately half of morning level.

No Appointment Necessary
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12 Patient Service Centers in Central New York.

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