Table 2

Oxygen saturation

O2 saturation (%)
Right PA76.2
Left PA75.3
Main PA75.9
Right ventricle outflow69.6
Right ventricle apex68.1
Right ventricle inflow69.4
Superior vena cava72
Right atrium70.5
Inferior vena cava76.2
Aorta91.2

  • Illustration of the step-up of oxygen saturation between the main pulmonary artery and right ventricle outflow.

  • PA, pulmonary artery.