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Corona Testing Facilities

Antigen Tests

Molecular/PCR Tests

Antibody Tests

Rapid Antigen Testing Process

Diagnostic tests that determine if someone has an active COVID-19 infection or not. Antigen tests, which are mostly used for rapid testing. Until now, the majority of rapid diagnostic tests have been antigen tests. They are taken with a nasal or throat swab and detect a protein that is part of the coronavirus. These tests are particularly useful for identifying a person who is at or near peak infection. Antigen tests are less expensive and generally faster.

Specimen

Nasopharyngeal swab

What the test will look for

Antigen (Protein) of Covid-19 Virus

Laboratory Testing

Antigen Test of Covid-19 in Lab

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Nasal samples are collected and tested for antigens, which are found in the SARS-CoV-2 virus. It can be even performed outside the conventional laboratory setting. This test is used to quickly obtain a diagnostic result. This test is a rapid chromatographic immunoassay for the qualitative detection of specific antigens to SARS-CoV-2 present in the human nasopharynx. It provides only an initial screening test result. More specific alternative diagnosis methods should be performed in order to obtain the confirmation of SARS-CoV-2 an infection like COVID 19 PCR.

When Should I get an antigen test?

For diagnosis, an antigen test is most often used when PCR tests are not readily available. In these situations, a positive antigen test can be used to diagnose COVID-19 if your symptoms are strongly indicative of the disease.
  • Close contact with someone who has COVID-19.
  • Attended large social gatherings or otherwise been in places at high risk for virus transmission.
  • Either live or work in places where many people live together such as nursing homes, or correctional facilities.
  • Need proof of a negative test in order to travel, work, or engage in other activities.

Frequently Asked Questions

The frequently asked questions (FAQs) on this page are for a general public or consumer audience.
A positive test result means that you most likely have COVID-19 now and should self-isolate: stay home, separate yourself from others, and take precautions to reduce the risk of spreading the virus, including using a face covering and practicing good hand hygiene and physical distancing. If your symptoms get worse, you should contact your local health care provider by phone.