心源性猝死（SCD: Sudden cardiac death）是指由心血管原因或不明原因引起的、在症状发作后一小时内发生的死亡。本质上，SCD是心脏电生理活动的突然紊乱，最常见的机制是心室颤动（Ventricular ...

Sudden cardiac death (SCD) accounts for 15–20% of all natural deaths in adults in the United States and Western Europe and also for up to 50% of all cardiovascular deaths 1. Ventricular fibrillation ...

Background A 25-year-old woman experienced three episodes of syncope over the course of 2 years. The attacks all occurred just after she had sat down, and two were accompanied by convulsions. She had ...

TRANSIENT arrhythmias are frequently encountered during catheterization of the right side of the heart. 1 They occur most frequently during manipulation of the catheter in the atrium as isolated ...

Serious ventricular arrhythmias due to carotid-sinus massage are extremely uncommon. Meredith and Beckwith 8 recorded 2 cases of transient ventricular tachycardia that followed its use. The first well ...

Although premature ventricular beats (PVBs) in young people and athletes are usually benign, they may rarely mark underlying heart disease and risk of sudden cardiac death during sport. This review ...