Coronavirus Disease 2019 (COVID-19) Tóm tắt về bệnh

Overview 1

It is a viral infection of the respiratory tract caused by a newly emergent coronavirus, SARS-CoV-2, that was recognized in Wuhan, China in December 2019.

Mode of transmission is through contact and droplet via direct, indirect or close contact with infected individuals through secretions ie saliva and respiratory secretions.

Generally, after exposure to the virus, the mean time to develop symptoms is 4-6 days, with a range of between 1 and 14 days.