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Test Code LAB7351 Cosyntropin

Important Note

Separate Immediately

DRAW BASELINE CORTISOL MEASUREMENT: NEXT 250 ug OF COSYNTROPIN IS ADMINISTERED INTRAMUSCULARLY OR INTRAVENOUSLY. DRAW A CORTISOL MEASUREMENT AT 30 MINUTES AND/OR 60 MINUTES AFTER INJECTION. A CORTISOL PEAK VALUE OF GREATER THAN 20 ug/dl IS A NORMAL RESPONSE.

Specimen Type

Serum

Collection Container

Preferred: Serum Gel

Specimen Storage

Refrigerated

Specimen Volume (mL)

3 mL each sample

Assay Frequency

Once Daily AM

CPT

82533