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PCR and Molecular COVID-19 Tests

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Wondering about COVID-19 testing? Learn about the PCR and other types of molecular testing, which are widely considered to be the most dependable viral tests.
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Influenza Tests

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The flu is a respiratory illness triggered by infection with an influenza virus. Our guide explains the types of flu tests and when and how they may be used.
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COVID-19 Antigen Test

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Antigen tests are one of several methods for detecting coronavirus infections. Learn about how antigen tests work, when they are used, and their pros and cons.
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Prenatal Group B Strep (GBS) Screening

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Group B strep (GBS) are bacteria that can cause serious illness in newborns who become infected before or during labor and delivery. GBS testing late in pregnancy allows women who have the bacteria to be treated during labor so they don’t pass the bacteria to their babies.
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Whooping Cough (Pertussis) Tests

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Learn about pertussis, commonly known as whooping cough, a highly contagious infection of the respiratory tract, and the laboratory tests used to diagnose whooping cough.
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Gastrointestinal Pathogens Panel

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Gastrointestinal (GI) pathogen panels are used to simultaneously test for the presence of multiple disease-causing microbes in a stool sample and help diagnose an infection of the digestive system (GI tract).
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Laboratory Methods

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Understanding the method used for a test provides a broader context for understanding your test results. Learn about a few common laboratory methods mentioned on this site.
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