室上速伴右束支传导阻滞反文氏现象国内尚未见报道,现报告1例。患者男性,37岁,因心悸、胸闷约1h于1985年11月18日就诊,既往无类似发作史及心脏病史。体检:BP90/60mmHg,心界不扩大,心律失常,各瓣膜听诊区未闻病理性杂音。心电图(附图)示室上性心动过速,频率250次/min,R-R绝对匀齐,特点为QRS波3个一组呈周期性改变,二宽一窄, Supraventricular tachycardia with right bundle branch block phenomenon has not been reported in China, is reported in 1 case. Male patient, 37 years old, due to heart palpitations, chest tightness about 1h on November 18, 1985 treatment, no previous history of similar attacks and history of heart disease. Physical examination: BP90 / 60mmHg, heart does not expand, arrhythmia, the valve auscultation area is not heard pathological murmur. Electrocardiogram (with photos) showed supraventricular tachycardia, frequency 250 beats / min, R-R is absolutely homogeneous, characterized by a group of 3 QRS wave was periodically changed, two wide and one narrow,