Open AccessCovid 19: A Comprehensive Review
Author(s) -
Sri Rekha M.,
Santan Kumar G.,
G. V. R. Meghana,
Ashwani Balaji,
Sunil Kumar M.
Publication year - 2022
Publication title -
international journal of pharmaceutical sciences review and research
Language(s) - English
Resource type - Journals
ISSN - 0976-044X
DOI - 10.47583/ijpsrr.2022.v72i01.019
Subject(s) - pandemic , public health , case fatality rate , middle east respiratory syndrome , epidemiology , disease , medicine , virus , virology , covid-19 , infectious disease (medical specialty) , intensive care medicine , pathology
There is a new public health crisis threatening the world with the emergency is a novel corona virus (2019-NCOV) or the severe acuterespiratory syndrome corona virus (SARS-COV-2). Despite our advances in medicine and research, we continue to be challenged withnew pathogens that pose a threat to human lives, global economic security, and the healthcare system. Severe acute respiratorysyndrome coronavirus-2 (SARS-CoV-2) is a novel corona virus that was first identified in Wuhan, Hubei province, central China, and isresponsible for the 2019-20 pandemic. The virus spreads faster than its two ancestors the SARS-CoV and Middle East respiratorysyndrome corona virus (MERS-CoV), but has lower fatality. The global response to the corona virus disease-2019 (COVID-19) pandemicand provide thoughts regarding lessons for future pandemics. The World Health Organization (WHO) declared a public healthemergency of international concern on 30 January 2020, and a pandemic on 11 March 2020. Multiple variants of the virus haveemerged and become dominant in many countries since 2021, with the Alpha, Beta, Gamma and Delta variants being the mostvirulent. As of 23 November 2021, more than 258 million cases and 5.16 million deaths have been confirmed, making the pandemicone of the deadliest in history. This review aimed to discuss the COVID-19 disease beginning from virology, epidemiology andcontinuing with clinical manifestations, diagnosis, and its complications and to finish with available therapeutic options.