Multifactorial Bases of Stroke After Cardiac Surgery

Abstract

To the Editor: We read with great interest the article by Gottesman et al1 dealing with one of the most devasting complications of cardiac surgery, perioperative stroke. The article analyzed the impact on outcomes of watershed stroke and the role of intraoperative hypoperfusion on its onset. Nevertheless, their report raises some concerns. The authors pointed out that hypoperfusion is an independent predictor of bilateral watershed strokes, a drop in mean arterial pressure of at least 10 mm Hg being associated …