动态心电图(DCG)是记录24h患者在活动和安静状态下的心电活动,而且能结合日常生活、工作和劳动进行心电图动态观察,从而发现在常规心电图难以检查出的暂时性改变[1]。对诊断间歇出现的心绞痛、心律失常、被动性心肌供血不足等病变提供依据,准确及时的DCG结果分析能协助诊断并指 Dynamic electrocardiogram (DCG) is recorded 24 hours in patients with active and quiet ECG activity, and can be combined with daily living, work and work of ECG dynamic observation, which found in the conventional ECG is difficult to detect temporary changes [1]. To diagnose intermittent angina pectoris, arrhythmia, passive myocardial insufficiency provide the basis for the lesion, accurate and timely analysis of DCG results can help diagnose and refer to