患者,女,45岁,因淋巴管炎输液太快致心慌胸闷作EKG检查,提示窦缓、偶发房早、部份未下传,交界性逸搏、ST-T变异。门诊拟“病窦”(SSS),于186年6月6日入院。既往无高血压、心脏病史,近两年感心悸胸闷。检查P60次,BP150/90,心率52～60次,不齐。血K~+、ASO、ESR、血糖、血脂、眼底、UCG均正常,RF弱阳性。给予阿托品1mg肌注,心率仍为52～60次。为排除SSS,6月11日作阿托品试验。试验前EKG示、窦缓、结性逸搏。静注阿托品2mg,1分钟后,出现面色苍白、四肢冷、脉细速、胸闷、大汗,咳泡沫样血痰,BP140/90,心率210次。EKG 1分钟出现频发房早伴短阵房速,3分钟出现室上速, Patients, female, 45 years old, due to lymphangitis infusion too fast to cause panic chest tightness for EKG examination, suggesting sinus slow, sporadic early, some not transmitted, junction esophageal stroke, ST-T mutation. Out-patient “sick sinus” (SSS) was admitted on June 6, 186. No previous history of hypertension, heart disease, heart palpitations chest tightness in the past two years. Check P60 times, BP150 / 90, heart rate 52 to 60 times, missing. Blood K ~ +, ASO, ESR, blood glucose, blood lipids, fundus, UCG were normal, weakly positive RF. Give atropine 1mg intramuscular injection, heart rate is still 52 to 60 times. To exclude SSS, June 11 atropine test. EKG show before the trial, sinus slow, knot Yat stroke. Atropine 2mg intravenous injection, 1 minute later, pale, cold limbs, pulse speed, chest tightness, sweating, cough bubble-like bloody sputum, BP140 / 90, heart rate 210 times. EKG 1 minute frequent room early with atrial fibrillation, 3 minutes, supraventricular tachycardia,