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CORONAVIRUS DISEASE 2019 (COVID-19): PUBLIC HEALTH EMERGENCY
by Dr. Babita Sarangi, 16 May 2022

An outbreak of a respiratory sickness started in Wuhan, China in December 2019 and the causative agent was found be a novel betacoronovirus of the same subgenus as SARSCoV and named severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2). Coronavirus disease 2019 (COVID-19) has quickly spread around the world, with clinical signs ranging from mild respiratory symptoms to severe pneumonia and a fatality rate estimated around 2%. Lower respiratory tract infections can occur in immunocompromised subjects and the elderly persons. Respiratory droplets are the causative agent for the person-to-person spread of the disease resembling the spread of influenza. Individual to individual spread turned into the primary mode of transmission. The transmission of the disease might be more likely in the earlier stage of infection as the viral RNA levels appear to be higher. Accurate diagnosis in the early stages of the epidemic helps control the spread of the disease

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