Specimen:
Collect
- Two Blue Top (Na Citrate)
Submit
- 2 mL (Min:1 mL) Plasma . Submit Frozen. Submit in a Standard Transport Tube.
Special Handling
- Avoid Repeated Freeze/Thaw Cycles
- Critical Frozen
- Separate aliquot required for each frozen test ordered
Rejection Criteria
- Hemolyzed specimens
Stability
Ambient: 4 Hour(s); Refrigerated: 4 Hour(s); Frozen: 2 Week(s); Incubated: Unacceptable
Methodology
- Clotting
Performed
Mon-Fri
Reported
2-5 Day(s)
CPT Codes
- 85270
Components
- 91101 - FACTOR XI ACT.
Last Updated: March 15, 2025 @ 9:13 am
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