Adult patients (age > 18 years), admitted to the Hospital Risoleta Tolentino Neves (HRTN) with SARS-CoV-2 infection confirmed by RT-PCR of oropharyngeal swab or tracheal aspirate, and evolve with fever (at least one measure > 38º C in the last 24h) and severe acute respiratory syndrome (SARS) according to the Brazilian Ministry of Health definition (dyspnea / respiratory discomfort OR persistent chest pressure OR O2 saturation less than 95% in room air OR bluish coloration of the lips or face).

Adult patients (age > 18 years), admitted to the Hospital Risoleta Tolentino Neves (HRTN) with SARS-CoV-2 infection confirmed by RT-PCR of oropharyngeal swab or tracheal aspirate, and evolve with fever (at least one measure > 38º C in the last 24h) and severe acute respiratory syndrome (SARS) according to the Brazilian Ministry of Health definition (dyspnea / respiratory discomfort OR persistent chest pressure OR O2 saturation less than 95% in room air OR bluish coloration of the lips or face).