Test Overview
Test Methodology

Chemiluminescent Immunoassay

Test Usage

For qualitative detection of SARS-CoV-2 total antibodies (including IgG and IgM) to indicate recent or prior infection.

Please see https://www.pathology.med.umich.edu/covid-19-resources for additional information regarding COVID antibody and other COVID testing.

Reference Range *

< 1.0 index = Negative for antibody
=/> 1.0 index = Positive for antibody
Measurement units = Index value (signal to cutoff ratio)

Test Limitations

SARS-CoV-2 (Covid-19) Total Antibodies, Qualitative by CIA test is for in-vitro diagnostic use under an FDA Emergency Use Authorization (EUA). In compliance with this authorization, please review the Antibody Fact Sheet for Health Care Provider for more information.

Test Details
Days Set Up
7 days, 24 hours
Analytic Time

1 day

Soft Order Code
COVT / COVOH
MiChart Code
COVT LAB2542, COVOH LAB2553
Laboratory
Chemical Pathology
Section
Automation
Specimen Requirements
Collection Instructions

Collect specimen in SST tube. Centrifuge, aliquot, and transport at refrigerated temperature.

Alternate Specimen
Serum, Lithium Heparin and Potassium EDTA
Rejection Criteria
Gross hemolysis
Gross Lipemia
Gross Icterus
Do not freeze whole blood or any samples stored in a primary tube
Do not use heat inactivated samples
Yellow Top Tube
Red Top Tube
Normal Volume
0.5 mL serum
Minimum Volume
0.3 mL serum
Storage Temperature
Refrigerated - 7 days
Frozen - 30 days
Billing
CPT Code
86769
Fee Code
JA044
LOINC
94505-5
NY State Approved
No