Aug 08, 2022 · SARS-CoV-2 reinfection has been reported in people after an initial diagnosis of the infection; therefore, clinicians should consider using a NAAT for those who have recovered from a previous infection and who present with symptoms that are compatible with SARS-CoV-2 infection if there is no alternative diagnosis ( BIII ).
SARS-CoV-2 The virus that causes a respiratory disease called coronavirus disease 19 (see definition COVID-19). SARS-CoV-2 is part of a larger family of viruses called coronaviruses, including SARS-CoV, which led to an epidemic that affected 26 countries and resulted in more than 8000 cases in 2003. RELATED FAQ:
Sep 28, 2022 · Antibody (or serology) tests are used to detect previous infection with SARS-CoV-2 and can aid in the diagnosis of multisystem inflammatory syndrome in children (MIS-C) and in adults (MIS-A) 2. Antibody testing does not diagnose current infection. Antibody testing is being used for public health surveillance and epidemiologic purposes.
SARS-CoV-2 is a virus that engendered COVID-19, which evolved from the SARS-CoV wild-type virus. Several novel variations developed during the COVID-19 pandemic, some of which are known as Variants of Concern (VOC). VOCs are classified as Alpha (B.1.1.7), Beta (B.1.351), Gamma (P.1), Delta (B.1.617.2), and Omicron (B.1.1.529) by WHO [ 1 ].
There are many variants of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), the virus that causes coronavirus disease 2019 (COVID-19). Some are believed, or have been stated, to be of particular importance due to their potential for increased transmissibility,  increased virulence, or reduced effectiveness of vaccines against them.
Severe acute respiratory syndrome (SARS) is a viral respiratory illness caused by a coronavirus called SARS-associated coronavirus (SARS-CoV). SARS was first reported in Asia in February 2003. The illness spread to more than two dozen countries in North America, South America, Europe, and Asia before the SARS global outbreak of 2003 was ...
The Mu variant, also known as lineage B.1.621 or VUI-21JUL-1, is one of the variants of SARS-CoV-2, the virus that causes COVID-19. It was first detected in Colombia in January 2021 and was designated by the WHO as a variant of interest on August 30, 2021.  The WHO said the variant has mutations that indicate a risk of resistance to the ...