目的：观察兔左心室内膜、中层、外膜瞬时外向钾电流（Ito）和内向整流钾电流（IK1）亚单位的表达,探讨左室复极跨室壁异质性的分子机制.方法......

目的 探讨经皮腋静脉穿刺植入与拔除心内膜电极导线的可行性与安全性.方法 538例具有起搏器或植入式心律转复除颤器（implantable ca......

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目的了解肝癌氩氦刀(ECS)术后的DSA影象特征.方法本组对38例肝癌患者(原发性肝癌32例,转移性肝癌6例)作氩氦刀治疗,术后分别在7 d......

A 76-year-old woman with unspecified congenital heart disease was admitted on April 25th for TIA. She had a possible his......