Objective:To explore the monitoring, guidance and evaluative effect of intraoperative transesophageal echocardiography (IOTEE) in cardiac surgery.
目的探讨术中经食管超声心动图（IOTEE）在心血管外科手术治疗中的作用及对手术效果的评价。
Among them, 3 had aortic stenosis, 3 aortic insufficiency, and 8 aortic stenosis with other cardiac structural anomalies. IOTEE was performed before cardiopulmonary bypass in the operating room.
其中单纯主动脉瓣狭窄3例，单纯主动脉瓣关闭不全3例，主动脉瓣狭窄合并其它畸形8例。
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