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The value of P wave dispersion in the diagnostic of pulmonary heart disease in coal worker\'s pneumoconiosis
Author(s): 
Pages: 313-315
Year: Issue:  4
Journal: Chinese Journal of Industrial Hygiene and Occupational Diseases

Keyword:  PneumoconiosisPulmonary heart diseaseElectrocardiography;
Abstract: 目的 探讨心电图放大P波测量对煤工尘肺患者诊断肺心病的价值.方法 对50例Ⅲ期煤工尘肺患者采用心电图P波与放大P波测量的9项指标进行比较,对185例各期煤工尘肺患者采用心电图放大P波测量的9项指标,进行对比分析.结果 心电图放大P波图形清晰,易于测量,阳性率高.50例Ⅲ期煤工尘肺患者的心电图放大P波电压≥0.22 mV、P波电轴≥+80°、PⅡ导联顶峰角≤70°、P波上升速度≥0.5 mm/s、P...
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