患者女性.30岁,主诉低热一个月余,高热、畏寒、全身痠痛半天,临床诊断:病毒性心肌炎.因窦性心动过缓作阿托品试验.静脉注射阿托品1mg后,即刻病人面色苍白,随之口唇紫坩,不省人事,抽搐.听诊心音逐渐减弱至听不见,血压测不出,即刻描记心电图为阵发性室速,2-3分钟后描记出现室性紊乱心律,经立即给氧,心前区叩击,静注利多卡因、升压药等处理,约十余分钟后转为窦性心律(附图).患者神志逐渐清醒,但血压仍为70/50.经继 30 years old, the main complaint of fever more than a month, fever, chills, body aches half a day, clinical diagnosis: viral myocarditis due to sinus bradycardia for atropine test .Intravenous atropine 1mg, immediately pale, with The lips of purple crucible, unconsciousness, convulsions. Auscultatory heart sounds gradually weakened to not hear, blood pressure can not be measured, ECG immediately described as paroxysmal ventricular tachycardia, 2-3 minutes after the tracing of ventricular tachycardia, immediately after oxygen , Percussion precordial area, intravenous lidocaine, vasopressors and other treatment, about ten minutes later converted to sinus rhythm (Figure) .The patient consciousness gradually awake, but the blood pressure is still 70/50.