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例1男,足月顺产,体重2450g。孕28周起胎心慢50～60次。Apgar评分:1分钟、9分,5分钟9分。体检:面红,呼吸40次,哭声响亮。心率48次,第二心音分裂,偶闻早搏。两肺(-)。ECG示完全性房室传导阻滞(CAVB),房率187次,室率3次。QRS时间0.09秒,Q-T间期0.62秒。给激素、能量合剂静滴。在心电监护下生后4、10、24、30h各静注阿托品0.05～0.1mg。心律无改变。34h时静滴导丙肾上腺素,滴速从0.5gg/kg/分开始10分钟内增至1μg/kg/分,增快滴速5分钟后有室早出现,10分钟时因窦性室率不增加,室早频繁部分呈二联律而停药。停药5分钟后室早减少
Example 1 male, full-term birth, weight 2450g. Pregnancy 28 weeks from 50 to 60 times slower fetal heart rate. Apgar Rating: 1 minute, 9 minutes, 5 minutes and 9 minutes. Physical examination: red, breathe 40 times, loud cry. 48 times the heart rate, the second heart sound split, heard premature beat. Both lungs (-). ECG showed complete atrioventricular block (CAVB), room rate 187 times, room rate 3 times. QRS time 0.09 seconds, Q-T interval 0.62 seconds. Give hormones, energy mixture intravenous infusion. After electrocardiogram monitoring 4,10,24,30 h after intravenous injection of atropine 0.05 ~ 0.1mg. No changes in heart rate. 34h when intravenous epinephrine, drip rate from 0.5gg / kg / min within 10 minutes to 1μg / kg / min, drip rate increased 5 minutes after the early appearance of the room, 10 minutes due to sinus chamber rate Not increase, as early as frequent part of the second law and withdrawal. Room withdrawal five minutes later reduced