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  • What is an antigen test? - Medical News Today
    In this article, we look at what an antigen test is, how it works, and the benefits and risks of this type of test We also compare antigen tests with PCR tests
  • Antigen: What It Is, Function, Types, Testing - Cleveland Clinic
    Antigen tests examine your blood, spit, pee, poop or other bodily fluids for specific markers of a disease They’re usually used to find out if you have a viral illness such as the flu or COVID-19 or to monitor cancer treatment
  • What’s the difference between a PCR and antigen COVID-19 test?
    Two major types of tests are used to diagnose infection with SARS-CoV-2: molecular tests – better known as PCR tests – and antigen tests Each detects a different part of the virus, and how it works influences the test’s speed and relative accuracy
  • Testing for COVID-19 | COVID-19 | CDC
    To be confident you do not have COVID-19, FDA recommends 2 negative antigen tests for individuals with symptoms or 3 antigen tests for those without symptoms, performed 48 hours apart A single NAAT test can be used to confirm an antigen test result
  • At Home COVID-19 Test Kit – CVS Pharmacy
    Buy at-home COVID tests from trusted brands at CVS Find rapid antigen test at home PCR test kits for convenient and quick testing from the comfort of your home
  • COVID-19 diagnostic testing - Mayo Clinic
    Antigen tests also may be called rapid COVID-19 tests or at-home COVID-19 tests These tests give a quick result Antigen tests are accurate, but they are less accurate than PCR tests This is especially true if you don't have symptoms
  • PCR vs. rapid COVID-19 test: What’s the difference?
    There are two types of COVID-19 tests: the polymerase chain reaction (PCR) test and the antigen test, known as the rapid test Both tests require a sample from the patient, usually a nasal swab The PCR test takes a sample of ribonucleic acid (RNA) and “amplifies” it with the help of lab technologies
  • Understanding At-Home OTC COVID-19 Antigen Diagnostic Test Results
    Most FDA-authorized at-home OTC COVID-19 tests are antigen tests While not perfect, they provide a fast and convenient COVID-19 testing option to detect the virus, so you may know if you are


















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