中心心室和上角缩性心肌病的外科治疗
Younus Qamar1, Hartzell V Schaff1
1Department of Cardiovascular Surgery, Saint Marys Campus, Mayo Clinic, 1216 2nd Street, Rochester, MN 55902 USA.
Indian journal of thoracic and cardiovascular surgery
|January 30, 2026
概括
跨腹膜肌切除术为复杂的多变性心肌病 (HCM) 现象型提供了安全有效的外科选择,包括中腹膜阻塞和顶膜心肌病. 这种方法为那些不适合传统肌切除术的患者提供了改进的可视化和结果.
科学领域:
- 心血管外科心血管外科
- 心脏病学 心脏病学
- 医疗器械 医疗器械
背景情况:
- 超性心肌病 (HCM) 呈现出多样化的表型 (下大,中腹,上角),具有独特的手术挑战.
- 穿口隔膜肌切除术是亚门阻塞的标准,但可能缺乏对中腹腔或顶腔HCM的暴露.
- 传统肌肉切除术的局限性要求对复杂的HCM病例采取替代方法.
研究的目的:
- 审查复杂HCM的临床指示,外科手术技术和跨吸管肌切除术的结果.
- 为了突出突出 transapical myectomy 作为一个辅助或替代的 transaortic myectomy.
- 为了强调跨吸管肌切除术在管理多样化的HCM表型中的作用.
主要方法:
- 在左心室中部和远部使用了跨切口进行肌切除术.
- 从梅奥诊所审查了30年的手术数据.
- 专注于包括缓解症状,运动能力和长期生存在内的结果.
主要成果:
- 跨膜肌切除术在治疗中腹腔阻塞 (MVO) 和膜HCM方面显示出安全性和有效性.
- 这种方法允许直接可视化对过度缩的隔膜和乳头肌肉进行完全切除,缓解梯度.
- 顶肌切除术改善了左心室体积,症状和顶HCM患者的运动能力.
- 观察到低的手术发病率和死亡率,具有持久的症状缓解和有利的长期存活率.
结论:
- 跨形肌切除术是一种安全,有效的手术策略,用于复杂的HCM表型,包括MVO和形HCM.
- 这种方法在可视化和切除方面具有显著的优势,与特定HCM类型的 transaortic myectomy相比.
- 穿性肌切除术可以作为心脏移植的可行替代方案,用于选择患有晚期心力衰竭症状的患者.
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