Covid Antibody IgG
What is Covid Antibody IgG?
IgG antibody test is a quantitative test for the detection of SARS-CoV-2 (COVID-19). This assay must not be used for the diagnosis of COVID-19. As per ICMR, it is of use in Immunocompromised patients; Individuals in containment zones; Health care workers; Security personnel; Police and paramilitary personnel; Civil defense & volunteers; Press corps; Rural, tribal population (after reverse migration); Industrial workers or labor force; Farmers, vendors visiting large markets; Staff in municipal bodies; Drivers; Bank, post, couriers, telecom offices; Shops; Air travel related staff; International operations; Congregate settings and Prisons.
What does Covid Antibody IgG Measure?
IgG antibody test is a quantitative test for the detection of SARS-CoV-2 (COVID-19) IgG antibodies develop after a person has been infected with COVID-19. A Positive test indicates past exposure to SARS-CoV-2. A negative test implies the absence of SARS-CoV-2 IgG antibodies hence immunity status cannot be established. IgG antibody usually becomes positive after 8 - 13 days of getting infected & is at the peak around 21 days after the infection.
Positive Antibody Testing: It shows exposure to SARS-CoV-2 (COVID-19) infection. This has importance in sero-surveillance/ epidemiology.
Negative Antibody test: It means that exposure to SARS-CoV-2 (COVID-19) infection is not established.