病态窦房结综合症(病窦)可以出观多种心律失常,房性心动过速是常见的快速心律失常之一,尤其在快慢综合症患者,但是在缓慢心律失常时P-R正常,在房性心动过速时P’-R缩短,表现为变异型预激(L-G-L)者,却少见报道.临床资料患者,男,60岁,农民,因心悸,气急,胸闷10余日于1984年12月21日入院,既往有慢性咳嗽,咯痰史7～8年.T36.3℃、P196、BP140/90,神清,呈慢性病容,气管 Sick sinus syndrome (sick sinus) can be seen on a variety of arrhythmias, atrial tachycardia is one of the common tachyarrhythmias, especially in patients with fasting and depressor syndrome, but in normal bradyarrhythmia PR normal, in the room Sexual tachycardia P’-R shortening, the performance of the variant LGL, but rarely reported .Clinical data patients, male, 60 years old, due to heart palpitations, shortness of breath, chest tightness, more than 10 days in 1984 12 January 21 admission, past history of chronic cough, expectoration history of 7 to 8 years.T36.3 ℃, P196, BP140 / 90, Shen Qing, was chronic disease, trachea