- YF9AG
Factor IX Antigen
Specimen:
Test Code
YF9AG
Specimen Name
Factor IX Antigen
Collect
2-Blue Top (Na-Citrate)
Submit
1 mL (Min: 0.5 mL NOTE: This does not allow for repeat testing) Plasma CRITICAL FROZEN
Special Handling
Tubes MUST be full. DO NOT overfill or underfill. Tube MUST be mixed immediately after filling with blood. Gently mix tube by inverting 5 to 6 times. Vigorous mixing or shaking may cause hemolysis, which will affect the result. DO NOT draw blood into a heparinized syringe or from a heparinized line.
Rejection Criteria
Specimens collected in an anticoagulant other than 3.2% sodium citrate , under or overfilled specimens, clotted specimens, grossly hemolyzed, lipemic, or icteric specimens, refrigerated or frozen whole blood specimens.
Stability
Ambient Unacceptable; Refrigerated Unacceptable; Frozen 1 month
Methodology
Enzyme-linked immunosorbent assay (ELISA)
Performed
—
Reported
5-9 days
CPT Codes
- 85250
Components
—
Additional Information
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Common Lab Definitions
- Serum
- Plasma
- STT