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患者女,50岁,有阵发性室上速发作史多年而未见器质性心脏病,因心速发作10余小时未止,用心得安2片、地高辛4片,又静注毒 K 一支而出现头晕、晕厥急来就诊。心电图示交界性心律40次/分,推注阿托品1.8mg 后心率减到13次/分,有晕厥发生未出现抽搐。而后仍为交界性心律,频率逐渐增至37、47、68、100次/分,直到一小时后才出现窦性心律158次/分,3小
Female patient, 50 years old, paroxysmal supraventricular tachycardia episodes for many years without organic heart disease, due to more than 10 hours of heart rate attack did not stop, with peace of mind 2, digoxin 4, and intravenous injection K poison one and appear dizzy, syncope emergency visit. ECG borderline rhythm of 40 beats / min, bolus injection of atropine 1.8mg heart rate reduced to 13 beats / min, there is no syncope occurred convulsions. And then still borderline rhythm, the frequency gradually increased to 37,47,68,100 beats / min, until an hour after the occurrence of sinus rhythm 158 beats / min, 3 small