Characterization of the microVAScular Dysfunction in Covid-19 ARDS

Inclusion Criteria

• •Age\> 18 years old
• •Invasive mechanical ventilation in place for less than 48 hours
• •Severe or moderate ARDS (defined according to the Berlin classification)
• •Virological confirmation by PCR of SARS-CoV-2 infection (ARDS COVID-19)
• •Lack of virological confirmation by PCR of SARS-CoV-2 infection (ARDS not linked to COVID-19)
• •Patient information