Figure 1From: Acute respiratory distress syndrome (ARDS)-associated acute cor pulmonale and patent foramen ovale: a multicenter noninvasive hemodynamic studyRelationship between individual values of PaCO2 and systolic pulmonary artery pressure (sPAP) measured in moderate-to-severe ARDS patients under protective ventilation using continuous wave Doppler interrogation of tricuspid regurgitant jet, when present. ARDS, acute respiratory distress syndrome; PaCO2, partial pressure of arterial carbon dioxide.Back to article page