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HelpTest Code LAB151 C4, Serum
Collection:
Specimen: Blood
Container: SST (Preferred) or Red Top
Specimen Volume: 7 mL; Minimum 3 mL
Pediatric Collection:
One SST, or Red Top microtainer filled to 600 uL.
Stability:
Separate serum from gel/cells within 4 hours of collection. Once serum is separated from cells:
Ambient: 8 Hours
Refrigerated (preferred): 1 Week
Frozen: 2 Weeks
Turnaround Time (TAT):
STAT: 2 HOURS
Routine: 4 HOURS
Test Availability:
Daily / 24 Hours / Available STAT
Performing Laboratory Section:
Chemistry / UMC MAIN LABORATORY
Reference Interval:
| Age | Range |
| < 1 year | 7 - 30 mg/dL |
| 1 year - < 19 years | 13 - 37 mg/dL |
|
> 19 years |
15 - 57 mg/dL |