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右室心尖部起搏诱导心肌病的临床研究进展 被引量:2

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摘要 右室心尖部起搏改变心室正常激动顺序,造成室内不同步,最终引起心肌细胞组织学异常出现起搏诱导的心肌病(PICM),影响心脏泵血功能,导致心功能减退。右室心尖部起搏术后QRS波时限过宽,心室累积起搏百分数增加,存在基础心脏疾病及起搏器依赖患者PICM发生率较高。右室中位间隔起搏及His束起搏可减少PICM发生率,存在上述危险因素的患者可考虑行双室起搏。
出处 《中国心脏起搏与心电生理杂志》 2017年第6期565-567,共3页 Chinese Journal of Cardiac Pacing and Electrophysiology
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