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现将临床诊断为 B 型预激综合征,而经手术证实为 A 型预激综合征的病例报告如下,供同道引以为戒。病例:男,20岁。因阵发性心动过速(心率200～300次/分)曾于1991年4月及1992年3月两次入我院。第二次发作时静脉注射美多心安5mg,15分钟后突然出现心室颤动,复苏成功后服乙胺碘呋酮维持治疗。拟手术于1992年5月28日第三次入院。体征:BP16/11kPa,心浊音界不大,心率80次/分,律整,无杂音。X线胸片正常。心电图:电轴不偏,P—R 间期<0.12秒,
Now the clinical diagnosis of type B pre-excitation syndrome, and confirmed by surgery as A-type pre-excitation syndrome cases are as follows, for the fellow guide. Case: Male, 20 years old. Because of paroxysmal tachycardia (heart rate 200 to 300 beats / min) in April 1991 and March 1992 twice into our hospital. The second episode of intravenous injection of Metoprolol 5mg, 15 minutes after the sudden appearance of ventricular fibrillation, after the successful resumption of amiodarone maintenance treatment. The proposed procedure was admitted for the third time on May 28, 1992. Signs: BP16 / 11kPa, cardiac dullness is not big, heart rate 80 beats / min, law, no noise. X-ray normal. ECG: axis is not partial, P-R interval <0.12 seconds,