常规心电图解读医学课件.pptx

常规心电图分析常规心电图分析1.2.3.心电图坐标纸：1mm1mm小格子组成；1小横格=1mm=0.04s；1小纵格=1mm=0.1mv。RR间期5大格心率60次/分RR间期3大格心率100次/分4.5.P-R interval6.7.8.9.10.11.12.1.心脏激动异常所致的心律失常arrhythmias involving abnormal impulse formation2.心脏传导异常所致的心律失常arrhythmias involving abnormal cardiac conduction13.14.15.16.17.18.19.20.5.0sec21.22.23.P P P24.25.26.27.28.29.30.31.32.33.34.35.36.37.38.39.40.41.42.43.44.45.46.47.48.49.50.51.52.53.54.55.56.57.58.59.60.61.62.63.64.65.特殊心电图66.67.68.干扰引起 诊断：1、窦性心律69.70.诊断 1、窦性心动过速 2、急性前壁及高侧壁心肌梗塞71.72.诊断 双腔起搏心律73.谢谢！74.