Investigators will convey the Ain Shams University experience as the first university in Egypt to designate one of its hospitals (Ain Shams University Obour Hospital) for management of confirmed COVID19 cases. investigators will try to identify the characteristics of the disease as regards the clinical, laboratory and imaging abnormalities and to assess the outcome determinants. It is a retrospective observational cohort study at Ain Shams University Obour Hospital. All adult patients from both sexes with positive nucleic acid testing for severe adult respiratory syndrome Coronavirus (SARS-CoV-2)will be included.~Clinical criteria, laboratory data, radiological findings, hospital course and patient outcome will be anonymously collected from records.
COVID-19 as a novel disease, different disease patterns were observed worldwide, and many treatment plans were tried. So, it is important to investigate the Egyptian clinical characteristics and different factors that determine the patient's 'outcome