patient > 18 years Patient with SARS-CoV-2 pneumonia proven by RT-PCR Hospitalization in an intensive care unit during pregnancy after 14 weeks' gestation Need for ventilatory support including: oxygen therapy > 6L/min and/or NIV and/or High Flow Oxygen and/or invasive mechanical ventilation +/- ECMO.  Exclusion Criteria:  Patient's refusal to participate in this study