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患者,女,82岁。心慌、心累7～8年。有发作性晕厥,近1个月加重。于1985年5月24日来院门诊。查体:血压13.3/8.0kPa(100/60mmHg),心律不齐,心率30～50次,双肺(-)。诊断冠心病。心电图特征:连续记录的V_1导联。第一个P-p问期1.98s,为本例基本窦性周期,窦性频率为30次。紧接着为短阵房速,房性频率190次,呈不规则文氏型下传,房速持续时间
Patient, female, 82 years old. Flustered, tired heart 7 to 8 years. A paroxysmal syncope, increased nearly 1 month. On May 24, 1985 came to the hospital. Physical examination: blood pressure 13.3 / 8.0kPa (100 / 60mmHg), arrhythmia, heart rate 30 to 50 times, lung (-). Diagnosis of coronary heart disease. ECG features: V_1 lead recorded continuously. The first P-p asked 1.98s, the basic sinus cycle in this case, the sinus frequency of 30 times. Followed by a burst of atrial tachycardia, atrial frequency of 190 times, was irregular Wen’s type of transmission, the tachycardia duration