What Should Be Done If The COVID-19 Antigen Test Result Is Positive?
COVID-19Common questionWhat should be done if the COVID-19 antigen test result is positive?In a community setting, when testing a person who has symptoms compatible with COVID-19, the healthcare provider generally can interpret a positive antigen test to indicate that the person is infected with SARS-CoV-2; this person should follow CDC's guidance for isolation. However, if the person who has received a positive antigen test result is fully vaccinated, the healthcare provider should inform the p
Does an antibody test diagnose an active COVID-19?
Antibodies can take several days or weeks to develop after you have an infection and may stay in your blood for several weeks after recovery. Because of this, antibody tests should not be used to diagnose an active coronavirus infection.
COVID-19 Frequently Asked Questions | FDA
What does a positive COVID-19 antigen test result mean?
Positive test results using a viral test (NAAT or antigen) in persons with signs or symptoms consistent with COVID-19 indicate that the person has COVID-19, independent of vaccination status of the person.
Overview of Testing for SARS-CoV-2 (COVID-19)
What is the difference between an antigen and PCR COVID-19 test?
PCR tests are accurate but can take a long time to produce results. Antigen tests, the other major type of coronavirus test, while much faster, are less accurate. Antigens are substances that cause the body to produce an immune response – they trigger the generation of antibodies.
What's the difference between a PCR and antigen COVID-19 test ... - KRQE
What to do if you test positive for COVID-19 on a home test?
If your COVID-19 test is positive, tell a healthcare provider about your positive result and stay in contact with them during your illness. To avoid spreading the virus to others, follow CDC's guidance for isolation.
Self-Testing