231

Test CPT Codes

86769 x3

Test Type

Diagnostic Immunology

Test Disease

COVID-19 Infection

Test Technology

Chemiluminescence

Clinical Utility

Follow-up

Test Specimen

Dried Blood Spot (DBS): 

• Dried blood spots collected and dried on an appropriate DBS card. Fill circles completely and evenly to the outer edge. Reverse side should look the similar to the front. Dry the DBS card for 1 hour prior to packaging for shipping.

Serum/Plasma – Serum Separator Tube preferred:

• Absolute minimum volume: 1mL; Serum stable at: ambient temperature, 48 hours; refrigerated, 2 weeks; frozen, 2 years. If possible, separate serum from cells after 30 minutes but within 2 hours. If unable to separate serum, send to lab in 48 hours of draw.

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

Turnaround Time (TAT)

≤ 2 days