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我们收治1例心肌病伴三度房室传导阻滞(Ⅲ°-AVB)的患者,试用了25%硫酸镁静滴治疗,取得较好疗效。现报告如下。病历摘要男患,54岁,住院号6181,因胸闷气短1年,近半年加重伴反复晕厥入院。查体:呼吸25次/分,血压16/11kPa。双肺呼吸音清,心音有力,偶闻大炮音,心率29次/分,律整。实验室检查无异常。心电图示Ⅲ°-AVB,房率94次/分,心室率29次/分。入院后,先给予异丙肾上腺素1mg 加10%葡萄糖500ml 静滴,心率增快至48次/分,心电图示Ⅱ°一Ⅱ型 AVB,加大异丙肾上腺素至2mg 时,心率仍为50次/分左右,心电图依然为Ⅱ°-Ⅱ型 AVB。当异丙基肾上腺素减量至0.5mg 时
We treated one patient with cardiomyopathy with third degree atrioventricular block (III ° -AVB) and tried 25% magnesium sulfate for intravenous drip therapy to achieve better results. The report is as follows. Patient summary Male patient, 54 years old, hospital number 6181, chest tightness shortness of breath for 1 year, nearly six months aggravated with repeated syncope admission. Physical examination: breathing 25 times / min, blood pressure 16 / 11kPa. Respiratory sound clear lungs, strong heart sounds, even heard cannon sound, heart rate 29 beats / min, law and order. No abnormal laboratory tests. ECG showed Ⅲ ° -AVB, room rate 94 beats / min, ventricular rate 29 beats / min. After admission, first given isoproterenol 1mg plus 10% glucose 500ml intravenous infusion, heart rate increased to 48 beats / min, ECG Ⅱ ° a Ⅱ AVB, isoproterenol to increase 2mg, the heart rate is still 50 Times / min or so, the ECG is still Ⅱ ° -Ⅱ AVB. When isoproterenol reduced to 0.5mg