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- W3029778894 abstract "目的探讨重症风湿性心脏病瓣膜关闭不全的围术期处理和依据.方法选择风湿性二尖瓣或(和)主动脉瓣关闭不全25例(组1)、瓣膜狭窄17例(组2)和单纯先天性心脏病14例(组3)病人,观测手术前后收缩末期弹性模量(Ees)、前负荷充盈性搏功(PRSW)、心肌超微结构定量分析等指标.结果 Ees组1术后低于术前;组2术后略低.PRSW组1术后明显低于术前,组2手术前、后差异不明显.组1术前前负荷增加,术后后负荷增加.心肌细胞胞密度(Vc%)、肌原纤维体密度(Vvmyo%)和线粒体体密度(Vvmit%)组1明显低于组2.左室射血分数(EF)组1术后明显低于术前,组2手术前、后相似.组1死亡1例.结论瓣膜关闭不全型的风湿性心肌病理损害及心功能下降更为明显,心脏负荷及心肌作功反而增加.应加强容量控制和血管扩张药物使用,以术前减轻前负荷、术后减轻后负荷为主,适量使用强心药物." @default.
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- W3029778894 date "2003-01-25" @default.
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- W3029778894 title "The perioperative treatments of severe rheumatic heart disease with valve insufficiency" @default.
- W3029778894 doi "https://doi.org/10.3760/cma.j.issn.1001-4497.2003.01.009" @default.
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