1.临床资料患者女性,37岁,主因劳累性胸闷、心悸、气短50 d,加重1周,于2009年2月20日以扩张型心肌病(DCM),心功能Ⅳ级,肺部感染诊断入院。给予卧床休息、吸氧、稳定生命体征及强心、营养心肌、扩血管、抗感染等治疗,5 d后心衰症状缓解。2月25日09∶50,患者情绪激动后突然意识丧失,四肢抽搐,颈动脉搏动消失,心电监护示心室扑动。立即 1. Clinical data Female, 37 years old, mainly due to fatigue chest tightness, palpitations, shortness of breath 50 d, increased for 1 week, on February 20, 2009 with dilated cardiomyopathy (DCM), cardiac function grade Ⅳ, pulmonary infection diagnosis Admission. Give bed rest, oxygen, stable vital signs and cardiac, nutritional myocardium, vasodilator, anti-infection treatment, 5 d after the heart failure symptoms ease. February 25 at 09:50, the patient suddenly lost consciousness after agitation, limbs convulsions, carotid artery pulse disappeared, ECG cardioversion ventricular flutter. immediately