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短暂性肺型P波较为少见。其临床意义和发病机理尚未完全明了。本文报告3例短暂性肺型P波患者的临床与心电图记录,并结合有关文献探讨其产生机理。例1 郗××,男性,49岁。有心悸史多年,两月来工作劳累,经常在早晨5～7时感胸骨后闷胀及刺痛,发作时持续数秒至数分钟,舌下含化硝酸甘油后胸闷好转。曾于多家医院就诊,诊为冠心病、心绞痛。1982年2月17日住本院。查体:体温、脉搏、血压正常。叩诊心界不大,心率94次/分,律齐,心尖内侧闻及Ⅱ级吹风样收缩期杂音及第四心音。超声心动图检查;左室内径正常高值。余正常。
Transient lung P wave is more rare. Its clinical significance and pathogenesis are not completely understood. This article reports the clinical and electrocardiographic recordings of 3 patients with transient pulmonary P waves and their associated mechanisms. Example 1 郗 × ×, male, 49 years old. Heart palpitation history for many years, two months to work tired, often in the morning 5 to 7 after the chest soreness and tingling, seizures continued for a few seconds to several minutes, sublingual nitroglycerin after chest tightness improved. Has been in many hospitals for treatment, diagnosed as coronary heart disease, angina pectoris. February 17, 1982 to live in this hospital. Physical examination: body temperature, pulse, normal blood pressure. Percussion heart is small, the heart rate 94 beats / min, law Qi, the apex of the heart smell and Ⅱ grade hair-like systolic murmur and the fourth heart sound. Echocardiography; left ventricular diameter normal high value. More than normal.