Test #
231
Test CPT Codes
86769 x3
COVID-19 IgG, IgM, IgA Antibody Testing by CLIA
Test Type
Diagnostic Immunology
Test Technology
Chemiluminescence
Test Disease
COVID-19 Infection
Clinical Utility
Follow-up
Test Specimen
Serum/Plasma
Specimen Requirements
3 mL; Minimum : 1 mL
Specimen Collection
Serum separator tube (preferred); plasma tube acceptable
PB TAT
3-5 days
BM TAT
3-5 days
Tissue TAT
FFPE TAT
Test Storage
After separation from cells: Ambient: 48 hours; Refrigerated: 2 weeks; Frozen: 1 year (avoid repeated freeze/thaw cycles)
Transport Conditions
Transport collection Ambient: 48 hours; Refrigerated acceptable; frozen serum or plasma if separated for blood cells
Rejection Criteria
Contaminated, heat-inactivated, hemolyzed, or severely lipemic specimens frozen whole blood in sample