二尖瓣机械瓣置换术后二尖瓣峡部解剖特点及其对峡部线性阻滞的影响

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1、单位代码：10025分类号：R54学号：112012000204密级：CapitalMedicalUniversity博士学位论文二尖瓣机械瓣置换术后二尖瓣峡部解剖特点及其对峡部线性阻滞的影响AProspectiveStudyofMitralIsthmusAnatomyandItsAssociationwithIncompleteLinearBlockinAtrialFibrillationPatientwithMechanicalMitralValveReplacement研究生：邓文宁学科专业：内科学（心血管病）指导教师：马长生导师单位：首都

2、医科大学附属北京安贞医院完成日期：二○一五年三月目录中文摘要................................................................................................................1英文摘要................................................................................................................4第一部分二尖瓣机械瓣置换术后二尖

3、瓣峡部的解剖特点............................6前言.....................................................................................................................61材料和方法.................................................................................................71.1研究对象........

4、.......................................................................................71.2主要设备与仪器...................................................................................71.3左心房解剖CT成像重建方法............................................................81.4二尖瓣峡部及其相邻冠脉血管特

5、点的分析.......................................81.5统计学方法与分析...............................................................................92结果.............................................................................................................92.1研究人群.....................

6、..........................................................................92.2二尖瓣峡部形态及其邻近冠脉分布特点.........................................103讨论...........................................................................................................143.1主要发现...................

7、...........................................................................143.2二尖瓣机械瓣置换术后二尖瓣峡部解剖特点及机制探讨..............143.3临床意义..............................................................................................154结论..................................................

8、.........................................................155研究局限性...