Covid-19: A Review of History, Clinical Presentation, Transmission, Pathogenesis, Diagnosis, Treatment and Prevention
The outburst of coronavirus disease 2019 (COVID-19) has produced unprecedented challenges in the world which, were seen initially at Wuhan, Hubei Province, China beginning in December 2019. Genomic studies have revealed that the bat might be the primary reservoir of this virus. The symptom of COVID-19 varies from asymptomatic or paucisymptomatic to the clinical condition. The COVID-19 is transmitted through the close contact of infected people via droplet. Real-time Reverse Transcriptase-Polymerase chain reaction (RT-PCR) is considered to be the gold standard for the diagnosis of COVID-19. Many drugs were used for the treatment of this virus, but most of them aren’t effective against it and only help to improve the recovery rate.