Age 80-18 years Patients with a definitive diagnosis of Covid-19 based on PCR test within 48 hours after hospitalization Acute moderate respiratory distress syndrome with PaO2 / FiO2 <200 based on Berlin criteria (Force et al., 2012) Patients with severe dyspnea Patients in the end-stages of the disease Lack of proper treatment Patients with consent to participate in the project

Age 80-18 years Patients with a definitive diagnosis of Covid-19 based on PCR test within 48 hours after hospitalization Acute moderate respiratory distress syndrome with PaO2 / FiO2 <200 based on Berlin criteria (Force et al., 2012) Patients with severe dyspnea Patients in the end-stages of the disease Lack of proper treatment Patients with consent to participate in the project