患者女,25岁。妊娠35周,夜间阵发性呼吸困难20d,下腹痛3h入院。入院后反复短暂意识丧失伴抽搐,当地医院考虑为子疒间,剖宫产取出一活婴,术后再次发作抽搐并心脏骤停,经抢救心脏复苏,心电监护示尖端扭转型室速,急查血清K+2·9mmol/L,予利多卡因、氯化钾等治疗,经会诊后转入我院 Female patient, 25 years old. 35 weeks of pregnancy, paroxysmal nocturnal dyspnea 20d, abdominal pain 3h admission. Repeated short-term loss of consciousness after admission with convulsions, the local hospital considered as a child, cesarean section to remove a live baby, postoperative convulsions and cardiac arrest again after rescue cardiac resuscitation, ECG monitoring showed torsades de pointes ventricular tachycardia, Urgent blood serum K +2 · 9mmol / L, to lidocaine, potassium chloride and other treatment, after consultation transferred to our hospital