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  2. COVID-19 testing - Wikipedia

    en.wikipedia.org/wiki/COVID-19_testing

    COVID-19 testing. Scientifically accurate atomic model of the external structure of SARS-CoV-2. Each "ball" is an atom. COVID-19 testing involves analyzing samples to assess the current or past presence of SARS-CoV-2. The two main types of tests detect either the presence of the virus or antibodies produced in response to infection.

  3. COVID-19 testing in the United States - Wikipedia

    en.wikipedia.org/wiki/COVID-19_testing_in_the...

    February 2020. In February, the U.S. CDC produced 160,000 SARS-CoV-2 tests, but soon it was discovered that many were defective and gave inaccurate readings. [7] [8] On February 19, the first U.S. patient with COVID-19 of unknown origin (a possible indication of community transmission) was hospitalized. The patient's test was delayed for four ...

  4. Coronavirus (COVID-19) Testing - WebMD

    www.webmd.com/covid/coronavirus-testing

    This molecular COVID-19 test requires you to buy a separate device to read your results. Lucira Health. If you have respiratory symptoms, this company makes a test that can check for COVID, as ...

  5. Coronavirus: Diagnosis and Testing of COVID-19 - Healthline

    www.healthline.com/health/coronavirus-diagnosis

    The bottom line. RT-PCR testing remains the primary method for diagnosing COVID-19 in the United States. However, some clinicians may utilize chest CT scans as a simpler, quicker, and more ...

  6. Development of COVID-19 tests - Wikipedia

    en.wikipedia.org/wiki/Development_of_COVID-19_tests

    The development of COVID-19 tests was a major public health priority during the early months of the COVID-19 pandemic. In January 2020, scientists from China published the first genetic sequences of SARS-CoV-2 via virological.org, [3] a "hub for prepublication data designed to assist with public health activities and research". [4]

  7. Types of COVID Tests: Procedure, Accuracy, Results & Cost

    www.healthline.com/health/types-of-covid-tests

    The Families First Coronavirus Response Act (FFCRA) currently ensures access to free testing for COVID-19, regardless of insurance status. This includes molecular tests. This includes molecular tests.

  8. Are Rapid COVID-19 Test Results Reliable? - Healthline

    www.healthline.com/health/how-accurate-are-rapid...

    The first type is a polymerase chain reaction (PCR) test, also called a diagnostic test or molecular test. A PCR test can help diagnose COVID-19 by detecting the genetic material of the coronavirus.

  9. Loss of smell or taste. Nausea. Diarrhea. The virus can lead to pneumonia, respiratory failure, heart problems, liver problems, septic shock, and death. Many COVID-19 complications may be caused ...

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