Methods: Thirty children with the absence of underlying organic heart disease were examined with 24 hour dynamic electrocardiogram (DCG),the function of autonomic nervous system and ventricular late potentials (VLP).

• 方法 :对30例无症状性VPC患儿进行 2 4小时动态心电图 (DCG)监测 ,自主神经功能及心室晚电位检查。