Abstract:We assessed the change in intraoperative cerebral oxygen metabolism during coronary artery bypass grafting (CABG) in patients with cerebrovascular desease (CVD) identified by preoperative computed tomography or magnetic resonance imaging. The study population consisted of 36 patients who underwent consecutive CABG and were divided into two groups on the basis of preoperative CVD. With near-infrared spectroscopy, the change in oxygenated hemoglobin/total hemoglobin ratio (%Oxy-Hb), which was regarded as regiona… Show more
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