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患者男性。50岁。因咳嗽、咳痰反复发作10年,加重伴心悸、气促10天入院。临床诊断:慢性支气管炎,肺气肿,肺心病,心功能Ⅲ级。入院后多次查心电图示房扑、房颤,偶呈窦律。入院第7天Ⅱ导联连续描记(附图):上行 P_(1、4、5、7、9、12)为窦性 P 波,高尖,振幅0.50—0.55mV,为肺型 P 波,P_4-P_5间距0.88s,心率68次/min,P-R间期0.12s,Q-T 间期0.52s,P′_(2、6、8、10、13)提早出
Patient male. 50 years old. Due to cough, sputum repeated attacks for 10 years, aggravated with palpitations, shortness of breath admitted to hospital for 10 days. Clinical diagnosis: chronic bronchitis, emphysema, pulmonary heart disease, heart function Ⅲ grade. Several times after admission check ECG shows atrial flutter, atrial fibrillation, even sinus rhythm. On the seventh day after admission, the lead II contours (with photos): P_ (1,4,5,7,9,12) up to the sinus P wave, the tip, amplitude 0.50-0.55mV, for pulmonary P wave, P_4-P_5 interval 0.88s, heart rate 68 beats / min, PR interval 0.12s, QT interval 0.52s, P ’_ (2,6,8,10,13) early out