摘要: |
目的:研究高血压病患者左心房重构对房性心律失常的影响。方法:采用12导联心电图、24h动态心电图和超声心动图检到56例符合WHO高血压病诊断标准的病人。在12导联心电图上测量计算最大P波间期(Pmax)、最小P波间期(Pmin)和P波离散度(Pd)。根据24h动态心电图检测结果,对所检出的房性心律失常按Kleigar分级标准进行分组,0—2级为轻度房性心律失常组,3—6级为复杂房性心律失常组。用超声心动图检测左心房内径。结果:高血压病患者左心房内径增大发生率60.7%;左心房内径增大者发生严重复杂房性心律失常的比例为76.74%,左心房内径正常者为22.72%,差异有显著性;左心房增大出现Pmax和Pd增大,Pd增大具有统计学意义;Pmax增大者发生严重复杂房性心律失常的比例为82.76%,Pmax正常者为25.93%,差异有显著性。结论:差异房增大与Pd增大有关,是高血压病患者发生严重复杂房性心律失常的危险因素。 |
关键词: 高血压病 房性心律失常 P波离散度 左心房内径 |
DOI: |
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基金项目: |
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The Relationship between Left Arial Enlargement and Arial Arrhythmias in Hypertensive Patients |
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Abstract: |
Objective To investigate the effects of left atrial enlargement on atrial arrhythmias in hypertensive patients diagnosed according to WHO's standard.Methods The results of 12-lead surface electrocardiograms,24-hour ambulatory electrocardiograms and echo |
Key words: hypertensive disease,atrial arrhythmias,P-wave dispersion,left atrial diameter |