[病 例]男,41岁。因心前区不适4个月,加重1周入院。于4个月前开始出现心前区不适,伴头晕,睡眠欠佳,劳累后尤著。在当地医院治疗病情无好转,并于1周前开始出现心跳偷停故来我院。既往无高血压、糖尿病史,无烟、酒嗜好。查体:血压16/11kPa,体质消瘦,未见颈静脉怒张。双肺呼吸音清晰,无干、湿罗音。心尖搏动位于第五肋间左销骨中线内侧1.0cm,无增强及减弱。心率60次/min,节律不整,可闻及早搏0—1次/ [Case] ​​Male, 41 years old. 4 months due to precordial discomfort, increased 1 week admission. 4 months ago began to appear precordial discomfort, with dizziness, poor sleep, especially after exertion. In the local hospital treatment of the condition did not improve, and began to appear in a week ago to steal my heart hospital. No previous high blood pressure, diabetes history, smoke-free, alcohol hobby. Examination: blood pressure 16 / 11kPa, weight loss, no jugular vein engorgement. Breath sounds clear lungs, dry, wet rales. Apex beat in the middle of the fifth intercostal left pinch medial 1.0cm, no enhancement and attenuation. Heart rate 60 beats / min, irregular rhythm, can be heard and premature beats 0-1 times /