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3. health.clevelandclinic.org › different-types-ofUnderstanding the Different Types of COVID-19 Tests

   health.clevelandclinic.org › different-types-of

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   There are currently two primary types of COVID-19 tests being used to test patients for COVID-19: molecular tests (also known as nucleic acid, RNA or PCR tests) and rapid antigen tests. The third ...

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4. Videos

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     Episode 2: Sars-Cov-2? Covid-19? What’s the Difference?

     May 25, 2021

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     “What is the difference between COVID-19 and SARS-CoV-2?” - #MCWScienceSays

     Sep 1, 2020

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     Understanding the Virus that Causes COVID-19, Animation

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5. www.cdc.gov › coronavirus › 2019-ncovOverview of Testing for SARS-CoV-2, the virus that causes ...

   www.cdc.gov › coronavirus › 2019-ncov

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   • Examples of Screening Testing Include
   • How to Conduct Screening Testing
   • Settings to Prioritize For Screening Testing

   Point-in-time screening testing

   Serial screening testing

   See full list on cdc.gov

   When screening testingis used, it should be applied to participants regardless of vaccination status. Any type of viral testcan be used for screening purposes; however, consider the characteristics (including accessibility, accuracy and efficiency) of different test types to determine which best suits screening testing needs. People without symptom...

   See full list on cdc.gov

   Settings that should be prioritized for screening testinginclude facilities and situations where transmission risk is high and the population served is at high risk of severe outcomes from COVID-19 or there is limited access to healthcare, including: 1. Specific settings that have demonstrated high potential for rapid and widespread virus spread to...

   See full list on cdc.gov

6. www.covid19treatmentguidelines.nih.gov › overviewSARS-CoV-2 Testing | COVID-19 Treatment Guidelines

   www.covid19treatmentguidelines.nih.gov › overview

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   Dec 20, 2023 · Because intermittent detection of viral RNA can occur, a negative result on an initial NAAT followed by a positive result on a subsequent test does not necessarily mean a person has been reinfected. 11 When the results for an initial and subsequent test are positive, comparative viral sequence data from both tests are needed to distinguish betwe...

7. www.rush.edu › understanding-covid-19-test-resultsUnderstanding COVID-19 Test Results | RUSH

   www.rush.edu › understanding-covid-19-test-results

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   COVID-19 Positive (SARS-CoV-2 RNA Detected) Test Result. If your COVID-19 test was positive, this means that the test did detect the presence of COVID-19 in your nasal secretions. This result would suggest that you are currently infected with COVID-19.

8. www.aafp.org › pubs › afpInterpreting SARS-CoV-2 Diagnostic Tests: Common ... - AAFP

   www.aafp.org › pubs › afp

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   Apr 15, 2021 · Molecular and antigen tests can detect current SARS-CoV-2 infection and are used to diagnose COVID-19 ( Table 1). 8, 9 Molecular tests, such as reverse transcriptase polymerase chain...

9. www.cdc.gov › coronavirus › 2019-ncovNucleic Acid Amplification Tests (NAATs) | CDC

   www.cdc.gov › coronavirus › 2019-ncov

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   May 12, 2023 · Updates as of June 16, 2021. Clarified the differences between laboratory-based and point-of-care NAATs. A Nucleic Acid Amplification Test, or NAAT, is a type of viral diagnostic test for SARS-CoV-2, the virus that causes COVID-19. NAATs detect genetic material (nucleic acids).

10. www.nejm.org › doi › fullRapid Diagnostic Testing for SARS-CoV-2 | NEJM

    www.nejm.org › doi › full

    Jan 7, 2022 · The clinical performance of diagnostic SARS-CoV-2 testing extends beyond pathogen targets such as viral proteins and RNA and includes clinical characteristics (e.g., the patient’s viral load and ...