The Corona Pandemic: A Review of Corona Features, Evaluation, and Treatment

At the end of December 2019, a new disease of unknown etiology appeared in Wuhan. It was quickly identified as a new betacoronavirus related to SARS-CoV and several other bat-like SARS-like coronaviruses. This virus originated from bats and was transmitted to humans through an intermediary animal in Wuhan, Hubei Province. The virus rapidly spread to all provinces in China and some countries overseas. The Director General of the World Health Organization declared a Public Health Emergency of International Concern on 30 January 2020. The disease is transmitted through inhalation or contact with infected droplets, and the incubation period is between 2 and 14 days. Symptoms are usually fever, cough, sore throat, shortness of breath, fatigue, lethargy, etc. This article describes the sudden outbreak and known properties of the newly emerging virus, SARS-CoV-2. Moreover, the resulting clinical disease, COVID-19, comments on essential gaps in our knowledge of the virus and its causes.