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Test Code LAB10099 Cortisol, PM

Department

CHEMISTRY

Collection Requirements

Draw only between 4:00 pm and 10:00 pm.

Not appropriate for stimulation or suppression tests.

Refer To

Cortisol, Miscellaneous if performing a stimulation or suppression test.

Primary Collection Container

Gold (SST)

Alternate Collection Container

Yellow Microtainer SST

Transport

Refrigerated

Preferred Transport Temperature

Refrigerated

Processing

Centrifuge and refrigerate.

Stability

Ambient: 8 hours

Refrigerated: 48 hours

Minimum Testing Volume

0.5 mL

Reference Range

3.1-16.7 mcg/dL

Methodology

Roche e801 Electrochemiluminescence immunoassay; Competition principle

Performed

Sunday – Saturday

Reported

As completed

CPT Codes

82533

Unacceptable Conditions

Results may be falsely elevated if patient is receiving Prednisolone or Prednisone therapy.