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Mayo Clinic Laboratories

Test Code LAB20927 SARS Coronavirus 2 IgG Antibody

Department

Send Outs

Reference Lab Test Number

COV2G

Refer To

Warde Medical Laboratory

Primary Collection Container

Gold (SST)

Alternate Collection Container

Red (No Gel)

Green (Lithium Heparin)

Green (Sodium Heparin)

Lavender 4 mL (K3EDTA)

Transport

Serum/Plasma Refrigerated

Preferred Transport Temperature

Refrigerated

Processing

Centrifuge, remove serum from cells and send 0.5 mL serum in a screw

capped plastic vial.

Stability

Room temperature: 8 hours

Refrigerated: 7 days

Frozen: 14 days

Minimum Testing Volume

0.3 mL

Reference Range

Negative: <15.0 AU/mL

Positive: ≥15.0 AU/mL

Methodology

Chemiluminescence Immunoassay

Performed

Sunday – Friday

Reported

72 hours

CPT Codes

86769

Unacceptable Conditions

Gross hemolysis, lipemia