The aging of the population and enhanced survival rates for chronic diseases have led to the wide-spread prevalence of atrial fibrillation worldwide.Radiofrequency ablation has become a widely employed main-stream treatment method,accompanied by a rising incidence of surgical complications.Cardiac tamponade is a fa-tal complication of radiofrequency ablation.This article aims to provide a comprehensive summary covering the concept,prevalence,etiology,and risk factors associated with cardiac tamponade.