COVID-19 rapid antigen test - Wikipedia COVID-19 rapid antigen tests (RATs) have been widely used for diagnosis of COVID-19 The World Health Organization (WHO) COVID-19 Case Definition states that a person with a positive RAT (also known as an antigen rapid diagnostic test or Antigen-RDT) can be considered a "confirmed case of SARS-CoV-2 infection" in two ways [10] First, the person with a positive Antigen-RDT could meet a
COVID-19 testing - Wikipedia The US CDC's COVID-19 laboratory test kit COVID-19 testing involves analyzing samples to assess the current or past presence of SARS-CoV-2, the virus that causes COVID-19 and is responsible for the COVID-19 pandemic The two main types of tests detect either the presence of the virus or antibodies produced in response to infection [1][2] Molecular tests for viral presence through its
What does a faint line on a rapid COVID-19 test mean? - AOL From there, you should know what your results actually mean, including a faint positive line, and when to take another test or get a more sensitive COVID-19 test from your doctor to clear things up
False positives and false negatives - Wikipedia A false positive error, or false positive, is a result that indicates a given condition exists when it objectively does not For example, a pregnancy test which indicates a woman is pregnant when she is not, or the conviction of an innocent person
Heres exactly how to order your free COVID-19 tests . . . - AOL Among some of the more common tests, BinaxNOW says its test detects 84 6 percent of positive COVID-19 cases and 98 5 percent of negative cases, Ellume says its test has 96 percent accuracy in