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As of March 2020, the WHO recommends the following case definitions: [1] Suspect case: "a patient with acute respiratory illness (fever and at least one sign/symptom of respiratory disease, e.g. cough, shortness of breath), and a history of travel to or residence in a location reporting community transmission of COVID-19 disease during the 14 ...
In genetics, the index case is the case of the original patient (i.e. propositus or proband) that stimulates investigation of other members of the family to discover a possible genetic factor. [ 14 ] The term can also be used in non-medical fields to describe the first individual affected by something negative that since propagated to others ...
Coronavirus disease 2019 (COVID-19) is a contagious disease caused by the coronavirus SARS-CoV-2. In January 2020, the disease spread worldwide, resulting in the COVID-19 pandemic . The symptoms of COVID‑19 can vary but often include fever, [ 7 ] fatigue, cough, breathing difficulties , loss of smell , and loss of taste .
The Taiwan Centers for Disease Control (CDC) implemented inspection measures for inbound flights from Wuhan. [39] Deputy director Luo Yi-jun raised the alarm with his colleagues after reading about the outbreak on the PTT Bulletin Board System. [40] [41] Taiwan would end up having fewer than 500 total COVID-19 cases until September 2020.
A COVID-19 vaccine is intended to provide acquired immunity against severe acute respiratory syndrome coronavirus 2 (SARS‑CoV‑2), the virus that causes coronavirus disease 2019 . Prior to the COVID-19 pandemic, an established body of knowledge existed about the structure and function of coronaviruses causing diseases like severe acute ...
The CDC estimates that, between February 2020 and September 2021, only 1 in 1.3 COVID-19 deaths were attributed to COVID-19. [2] The true COVID-19 death toll in the United States would therefore be higher than official reports, as modeled by a paper published in The Lancet Regional Health – Americas . [ 3 ]
COVID-19 continues to lead U.S. hospitalizations, the CDC says. Flu cases are climbing, and officials are hopeful RSV cases have now peaked.
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] The first ...