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患儿胡某,男,6岁半,心动过缓2个月入院。入院前一个多月,因尿频、尿急在当地就诊时发现心率缓慢,心律不齐。从无昏厥史,有时感胸闷不适,增加活动后胸闷好转。体检:生长发育中等,面色红润,气平,心率40次/分,心律不齐,心音有力,心尖区闻及Ⅰ级收缩期杂音。两肺呼吸音清。腹软,肝脾未及。心电图:窦性静止(最长为3秒
Humou children, male, 6 years and a half, bradycardia admitted for 2 months. More than a month before admission, because of frequent urination, urinary urgency in the local treatment of heart rate was slow, irregular heartbeat. No syncope history, and sometimes feel chest discomfort, increased activity chest tightness improved. Physical examination: growth and development of moderate, ruddy, flat, heart rate 40 beats / min, arrhythmia, strong heart sounds, apex area smell and Ⅰ systolic murmur. Breath sounds clear both lungs. Abdomen soft, liver and spleen not yet. ECG: Sinus rest (up to 3 seconds