• Dr. C. RAMANA REDDY

Covid-19 has emerged as a global health threat due to its accelerated geographic spread over the last two years.This article reviews the current state of knowledge concerning the origin, transmission, diagnosis and management of covid-19. It has emerged from China and the virus is believed to have been acquired from zoonotic source and spreads through direct and contact transmission. The symptomatic phase manifests with fever, cough and myalgia to severe respiratory failure. The diagnosis is confirm educing reverse transcriptase PCR. Management of covid-19 is mainly by supportive therapy along with mechanical ventilation in severe cases. Preventive strategies form the major role in reducing the public spread of virus along with successful disease isolation and community containment. At present second wave corona virus drastically spreading in India. Although India has been taking effective corona containment measures the disease is not yet under the control.

"COVID-19 : A LESSON FOR THE WORLD", International Journal of Emerging Technologies and Innovative Research (www.jetir.org), ISSN:2349-5162, Vol.8, Issue 7, page no.a919-a924, July-2021, Available :http://www.jetir.org/papers/JETIR2107118.pdf

"COVID-19 : A LESSON FOR THE WORLD", International Journal of Emerging Technologies and Innovative Research (www.jetir.org | UGC and issn Approved), ISSN:2349-5162, Vol.8, Issue 7, page no. ppa919-a924, July-2021, Available at : http://www.jetir.org/papers/JETIR2107118.pdf