室性心律失常是一组类型较多的心脏疾病,其中室性早搏(室早)更为临床上最常见的一种.它不仅见于各种病因的心脏病患者,而且健康人也能发生.一般认为良性患者不予治疗也预后良好,但对于器质性心脏病患者,室早常可触发室性心动过速(室速)和心室颤动(室颤),尤其在心肌梗塞时,频发室早则有较大的危险 Ventricular arrhythmia is a group of many types of heart disease, of which premature ventricular contractions (ventricular premature beats) are the most clinically most common one, it is not only found in heart disease patients of various etiologies, but also in healthy people. Generally considered benign patients not treated and prognosis is good, but for patients with organic heart disease, room can often trigger ventricular tachycardia (VT) and ventricular fibrillation (VF), especially in myocardial infarction, frequent Room earlier, there is a greater danger