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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 cases 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.
The timeline of the COVID-19 pandemic lists the articles containing the chronology and epidemiology of SARS-CoV-2, [1] the virus that causes the coronavirus disease 2019 and is responsible for the COVID-19 pandemic. The first human cases of COVID-19 occurred in Wuhan, People's Republic of China, on or about 17 November 2019. [2]
On 1 May, Quotient Limited announced the CE Mark for its MosaiQ COVID-19 antibody test, [82] designed as a serological disease screen specific to the Coronavirus. [83] The test has a 100% sensitivity and 99,8% specificity claim. [84] [85] On 3 May, Roche received an EUA for a selective ELISA serology test. [86] [87]
By late November 2019, coronavirus disease 2019 had broken out in Wuhan, China. [2]As reported in Clinical Infectious Diseases on November 30, 2020, 7,389 blood samples collected between December 13, 2019, and January 17, 2020, by the American Red Cross from normal donors in nine states (California, Connecticut, Iowa, Massachusetts, Michigan, Oregon, Rhode Island, Washington and Wisconsin ...
However, as the COVID-19 pandemic rapidly evolves and the scientific community’s understanding of the novel coronavirus develops, some of the information may have changed since it was last updated.
COVID-19 testing in the United States can identify whether a person is infected with SARS-CoV-2, the virus which causes COVID-19. This helps health professionals ascertain how bad the epidemic is and where it is worst. [ 1 ]
When should you test for COVID-19? If you were exposed to COVID-19 but don’t notice symptoms, the CDC recommends testing five full days after the exposure. However, if you’re feeling symptoms ...
Only read your results within the time window that the COVID-19 test instructions give you. And, depending on your results and your exposure history, you may need to repeat the test again in 48 ...