Coronavirus disease 2019 (COVID-19): Updated evidence of comparative overview, diagnosis and treatments:

The increase in cases admitted under atypical pneumonia in Wuhan surprised local public health in December 2019. The cause of the clinical condition was associated with a new coronavirus. Despite efforts to control the situation of this etiologic agent, the virus spread throughout the world and the pandemic state was declared on March 11, 2020, by the World Health Organization (WHO). This study aims to provide a comprehensive and up-to-date overview of 2019 new coronavirus disease, presented a comparative overview of the new coronavirus with other viruses of the same family, diagnosis, and possible treatments and vaccines, as well as future expectations for controlling the spread of the virus. Elderly patients with comorbidities are the most affected by the disease. Rapid diagnosis, treatments, and adequate vaccines are needed to control the spread of the virus. Due to the lack of effective treatment or vaccines to date, WHO recommendations are the only way to address this global crisis. Keywords: Coronavirus. Pneumonia. Pandemic.