Abnormal aortic-to-radial arterial pressure gradients resulting in misdiagnosis of hemodynamic instability.

摘要

This Perioperative Cardiovascular Rounds article features a common cause of perceived hemodynamic instability resulting from abnormal aortic-to-radial arterial pressure gradients. The possible mechanisms and the diagnostic criteria are considered. Permission was obtained from the Research Ethics Board of the Montreal Heart Institute to archive this article into a databank for educational purposes and to reproduce the anonymized echocardiographic images for publication.