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孤立性 U 波电交替罕见,现报道一例如下:男,48岁,患风心病,二尖瓣狭窄11年,心房纤颤一个月。因要求电复律于1984年8月20日入院。心尖部可闻及舒张期杂音及开瓣音,肺无罗音,肝脾不大,无浮肿。血钾4.2mmol/L,血钙2.5mmol/L。心电图示:心房纤颤,Q—T 间期0.40S,未见 U波。9月7日给奎尼丁0.2g,两小时一次口服,共5次。每于服药后两小时描记心电图一次,同入院时。9月8日服奎尼丁0.2g 后一小时,以150瓦秒电能复律,一次成功。当
Isolated U wave alternating rare cases are reported as follows: Male, 48 years old, suffering from rheumatic heart disease, mitral stenosis for 11 years, a month of atrial fibrillation. Because of the request cardioversion in 1984 August 20 admission. Apex can be heard and diastolic murmur and open flap sound, pulmonary non-rales, liver and spleen is not large, no edema. Potassium 4.2mmol / L, calcium 2.5mmol / L. ECG shows: atrial fibrillation, Q-T interval 0.40S, no U wave. September 7 to quinidine 0.2g, two hours once orally, a total of 5 times. Each ECG two hours after taking a description of the same hospital. September 8 serving quinidine 0.2g one hour later, to 150 watts seconds cardioversion, a success. when