Abbreviations
activated clotting timeapparent diffusion coefficientadverse eventatrial fibrillationatrial tachyarrhythmiablanking periodcatheter ablationcryoballoonCertified Review BoardCase Report Formdirect oral anticoagulantsData and Safety Monitoring Boarddiffusion‐weighted imagefluid‐attenuated inversion recoveryJapan Registry of Clinical Trialsleft atriumleft atrial appendageleft atrial dimensionmicroembolic signalparoxysmal atrial fibrillationPersistent atrial fibrillationpulmonary veinpulmonary vein isolationradiofrequencysilent cerebral embolismsilent cerebral lesiontranscranial Doppler