All five patients had experienced episodes of syncope or aborted sudden death, ECG at rest showed coved type or saddleback type ST segment elevation in more than one precordial leads of V1,V2 and V3, with J wave > 2mm.

• 5个病人均有晕厥史，心电图静息时均表现为右侧胸前区导联V1，V2，V3中至少一个以上有ST段呈下斜形或鞍背状抬高，J点抬高超过2mm。