阵发性室上性心动过速(PSVT),临床较为多见,病人多有心悸、胸闷、气短、恐惧不安等症状,严重时可引起血压下降或心力衰竭,亦可危及生命。PSVT是心脏急症之一,需认真妥善处理。本文结合文献将其治疗方法归纳如下。PSVT的类型根据其折返和环行运动部位,PSVT可分为以下类型: 一、房室结内折返性心动过速(AVNRT) AVNRT是最常见的类型,占PSVT的60%～70%。系由房室结内两种功能不同的通道折返所致。电生理检查易显示房室结双 Paroxysmal supraventricular tachycardia (PSVT), clinical more common, patients with heart palpitations, chest tightness, shortness of breath, fear of anxiety and other symptoms, severe cases can cause blood pressure or heart failure, can also be life-threatening. PSVT is one of the heart emergency and needs to be handled properly and conscientiously. This article combines the literature summarized its treatment are as follows. The type of PSVT PSVT can be divided into the following types according to its reentry and circular motion: AVNRT AVNRT is the most common type, accounting for 60% to 70% of PSVT. Department by the atrioventricular node function of two different channels due to turn back. Electrophysiological examination is easy to show atrioventricular node double