Arterial Hypotension During Cardiopulmonary Bypass and Postoperative Lung Injury in Patients Undergoing Urgent Surgery for Acute Type A Aortic Dissection: A Propensity Score-matched Retrospective Cohort Study

The current findings suggest that both the depth and duration of intraoperative hypotension during CPB are associated with PLI. This highlights intraoperative blood pressure as a potentially modifiable factor, but confirmation in prospective interventional studies is required.