Cortisol, Free

Test ID: Z0942

CPT code: 82530
LOINC: 2145-1
Specimen Type: Red or SST
Frequency: 6 – 10 days
Instructions: 1.6 mL Serum from Red or SST, Frozen, Separate within two hours . Min 0.8 mL.
Text: Cortisol affects glucose control, inflammation, & response to stress. Cortisol stimulates gluconeogenesis in the liver & reduces insulin secretion while increasing glucagon release by the pancreas. This increases blood glucose levels. Cortisol is also involved in inhibiting inflammatory responses & maintaining blood pressure.
Methodology: Equilibrium dialysis and high-pressure liquid chromatography (HPLC) with tandem mass spectrometry.

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