New coronavirus-infected pneumonia is an acute infectious disease;
Mainly caused by Corona Virus Disease 2019 (COVID-19) infection;
The elderly and those with underlying diseases are likely to become critically ill after infection.
Basic Cause
Coronaviruses are single-stranded positive-strand RNA viruses. There are six known coronaviruses that have previously infected humans, namely HCoV-229E, HCoV-OC43, SARSr-CoV, HCoV-NL63, HCoV-HKU1, and MERSr-CoV.
The coronavirus isolated from the lower respiratory tract of patients with unexplained pneumonia in Wuhan this time is a new type of coronavirus belonging to the genus β, which is the 2019 new coronavirus (COVID-19), which belongs to the seventh species. Current research shows that it has more than 85% homology with bat SARS-like coronavirus (bat-SL-CoVZC45).
Causative Factor
The elderly and those with underlying diseases are more ill after infection.
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