患者男、27岁,主因反复晕厥2年,再发1.5h入院。患者2年来晕厥2次,均为安静时发作,发作前有心悸不适,持续约1min后缓解,多次就诊各种检查结果均阴性。入院前1.5h划船时再发晕厥1次,随后于我院急诊就诊,就诊当时再次出现意识丧失,心电监测示心室颤动,立即予心肺复苏、电除颤, Male patient, 27 years old, mainly due to repeated syncope for 2 years, 1.5h and then admitted to hospital. Patients 2 syncope two years, were seizures were seizures, palpitations discomfort before the attack, sustained about 1min after remission, multiple visits were negative results of various tests. Pre-hospital 1.5h boating syncope again, followed by emergency treatment in our hospital, treatment was again loss of consciousness, ECG showed ventricular fibrillation, cardiopulmonary resuscitation immediately, defibrillation,