房室旁道折返性心动过速(Accessory Pathway Reentrant Tachycardia APRT)是有旁道参与的临床上常见的一种折返性心动过速,约占室上性心动过速的30%,仅次于房室结折返性心动过速居第二位。现就其病因及临床表现加以简要叙述。预激综合征(WPW)的发病率,早年已有较多的报道,诸家资料虽各有异,但多为0.02～0.36%,一般在0.1%左右。本综合征可发生于任何年龄,津田等报道有随年龄增长而增加的趋势。 WPW的60～71不伴有器质性心脏病。有人指出,在正常人中本病的发生常有家族性,认为是常染色体显性遗传。Hejtmancik等报道该患者有26%并发精神异常。Chung等指出25%并发忧 Atrioventricular reentrant tachycardia (Accessory Pathway Reentrant Tachycardia APRT) is a common pathophysiology of perineal reentrant tachycardia, accounting for about 30% of supraventricular tachycardia, second only to the room Ventricular junction reentrant tachycardia ranks second. Now its etiology and clinical performance to be briefly described. Prevalence of WPW (WPW) incidence, early years have been more reports, various data, although different, but mostly 0.02 to 0.36%, generally about 0.1%. The syndrome can occur at any age, Tsuda and other reports have increased with age trends. WPW’s 60 to 71 are not associated with organic heart disease. It was pointed out that in normal people the incidence of this disease often familial, that is autosomal dominant. Hejtmancik et al reported that 26% of the patients had abnormal psychosis. Chung et al. Pointed out that 25% of concurrent worries