Introduction: Coronaviruses (CoV) are a diverse group of viruses which has been described in the literature since
1960, SARS, MERS and the most recent SARS-CoV-2. This new virus is causing worldwide pandemic outbreak on the first
half of 2020, thousands of deaths and a major economic crisis.
Objective: Due to this new context, the present study aimed to
conduct a systematic study review on the global status of the new coronavirus (COVID-2019) and its aspects in comparison
to the previous SARS-CoV infections and MERS-CoV.
Methods: The study was conducted from January to September 2020,
89 clinical cases were submitted to further analysis and 77 studies were selected to systematic review under the PRISMA
Major findings and conclusion: In some countries the SARS-CoV-2 pandemic appears to be out of control. In case
of suspicion, tests are essential to identify early stages of invection and, if necessary, patients need to be put in quarantine and
other public health measures should be taken in accordance to the World Health Organization guidelines. Advanced support
is needed to identify and isolate infected patients, especially vaccines and medicines that help to control the virus and the
epidemiological situation in each country. These measures are expected to reduce the rate of new cases of SARS-CoV-2.