COVID-19: Morphology, Characteristics, Symptoms, Prevention, Clinical Diagnosis and Current Scenario

Abstract

Background: There are different types of viruses found in nature which cause infection in humans and other animals, some causing severe illness and others not. A unique coronavirus termed severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2) was isolated from lower respiratory tract sample as the causative agent. Objective: This review article includes characteristics of COVID-19, current scenario of disease, causes and symptoms of disease and how to prevent from its infection. Methods: We accomplished a comprehensive evaluation of the communication amid COVID-19 disease and serious effects of the disease. There are many articles describing the general characteristics, prevention and its harmful effects on humans which were included. The clinical diagnosis and present scenario of the disease were also reviewed. Results: The recent outbreak of contagions with SARS-CoV-2 is termed Coronavirus Disease 2019 (COVID-19) by the World Health Organization (WHO). Many governments of the world, scholars and scientists are engaged to discover the proper treatment and until a proper and right treatment for it is found, we have to be careful to avoid infection. Conclusion: At present, the whole world is struggling with COVID-19 disease. COVID-19 quickly spread into at least 215 countries and exterminated more than 300,000 persons by May 15, 2020. This is the time to exercise restraint and caution. The rapid extent of disease allows deep examination and quar-antine conventions to prevent further transmission.