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报道2例器质性心脏病伴发室性心动过速(简称室速)的手术治疗效果。例1为风湿性心脏病二尖瓣病伴发频繁发作的非持续性室速,例2为冠心病左室巨大室壁瘤伴发的阵发性持续性室速。术前通过细致的导管心内膜标测,确定2例的室速起源点均位于室间隔。例1在二尖瓣换瓣的同时,以导管标测结果指导术中切除部分左室前乳头肌、刮除相对的右室面部分心内膜。例2术中再做心内膜标测,结果与术前导管标测一致,切除室壁瘤及室速起源点的部分心内膜。术后分别随访4年及16个月无心动过速发作,表明手术治疗室速成功。
Reported 2 cases of organic heart disease with ventricular tachycardia (referred to as VT) surgical treatment. Example 1 for rheumatic mitral valve disease frequently associated with non-sustained ventricular tachycardia, 2 cases of coronary heart disease with left ventricular giant parietal aneurysm paroxysmal persistent ventricular tachycardia. Preoperative careful catheter endocardial mapping, to determine the two cases of VT origin are located in the ventricular septum. Example 1 In the mitral valve flap at the same time, with catheter mapping results to guide the intraoperative resection of part of the left ventricular papillary muscle, scrape off the right part of the right ventricular surface of the endocardium. Example 2 surgery to do endocardial mapping, the results consistent with preoperative catheterization, resection of ventricular aneurysm and ventricular tachycardia origin of some of the endocardium. Postoperative follow-up of 4 years and 16 months without tachycardia attack showed that surgical treatment of ventricular tachycardia success.