患者贾××,48岁,女性,住院号237921。以反复发作性头晕、心悸、胸闷8年,发作性意识丧失、抽搐半月之主诉于1984年6月9日来我院急诊室治疗。8年来患者经常有一过性头晕、胸闷、气短,心率多在50次/分以下,注射阿托品不能增加心率,多次心电图检查有窦性心动过缓、窦性停搏、窦房阻滞、结性逸搏,曾诊断为病态窦房结综合征。6月7日突然心悸、头晕,随之意识丧失,双眼上翻,四肢抽搐,经当地抢救约10分钟意识清楚,次日又有类似发作,遂来我院。来院当日(6月9日)在急诊室又发生意识丧失及抽搐,心电图 Patient Jia × ×, 48 years old, female, hospital number 237921. To repeated episodes of dizziness, palpitations, chest tightness 8 years, episodic sexual loss, twitching half of the chief complaint on June 9, 1984 to our hospital emergency room for treatment. 8 years, patients often have a transient dizziness, chest tightness, shortness of breath, heart rate more than 50 beats / min, injection of atropine can not increase heart rate, multiple electrocardiogram have sinus bradycardia, sinus arrest, sinoatrial block, junction Sex escape, had been diagnosed as sick sinus syndrome. June 7 sudden heart palpitations, dizziness, followed by loss of consciousness, eyes up, limbs convulsions, the local rescue about 10 minutes clear consciousness, the next day there is a similar attack, then came to our hospital. On the hospital day (June 9) in the emergency room and loss of consciousness and convulsions, electrocardiogram