Changes in intrapulmonary shunting with alterations in pulmonary vascular resistance.
D006801:Humans; D010102:Oxygen Inhalation Therapy; D011652:Pulmonary Circulation; D012121:Respiration, Artificial; D012128:Respiratory Distress Syndrome / Q000503:physiopathology* / Q000628:therapy; D014655:Vascular Resistance