- AFPQ
AFP Quad Screen
Specimen:
Test Code
AFPQ
Specimen Name
AFP Quad Screen
Collect
1-SST
Submit
3 mLs (Min: 1 mL) Serum Refrigerated
Special Handling
Separate from cells ASAP or within 2 hours of collection. Specimen must be drawn between 14 weeks, 0 days and 24 weeks, 6 days gestation. The recommended time for maternal serum screening is 16 to 18 weeks gestation.
Rejection Criteria
Plasma. Hemolyzed specimens.
Stability
Ambient 72 hours; Refrigerated 14 days; Frozen 1 year (avoid repeated freeze/thaw cycles)
Methodology
Quantitative Chemiluminescent Immunoassay (CLIA)
Performed
Sunday - Saturday
Reported
3-6 days
CPT Codes
- 81511
Components
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Additional Information
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Common Lab Definitions
- Serum
- Plasma
- STT