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HelpTest Code LAB2647 Cortisol - Timed Intervals
Collection:
Specimen: Blood
Preferred: Lt Green w/ Gel - Li Hep
Acceptable: SST or Red Top
Specimen Volume: 5 mL; Minimum 1 mL
Pediatric Collection:
One Lt Green w/ Gel - Li Hep, SST, or Red Top microtainer filled to 600 uL.
Stability:
Once serum/plasma is separated from cells:
Ambient: 8 Hours
Refrigerated (preferred): 1 Week
Frozen: 2 Weeks
Turn Around Time (TAT):
STAT: 2 HOURS
Routine: 4 HOURS
Test Availability:
24 hours a day / 7 days a week
Reference Interval:
Before 10 am: 3.7 – 19.4 µg/dL
After 5 pm: 2.9 – 17.3 µg/dL
Additional Test Codes
CORT T (Timed)
Performing Laboratory Section
Chemistry / UMC MAIN LABORATORY