先天性Q-T间期延长综合征(LQTS)是一种和遗传有关的、易致快速性室性心侓失?募膊?表现为反复发作的晕厥,伴或不伴有耳聋,偶有猝死等特征的一组临床综合征。目前存在两种遗传类型,常染色体显性遗传多见,常染色体隐性遗传少见,通常后者更严重,经常但不完全是近亲结婚,经常伴先天 Congenital QT prolongation syndrome (LQTS) is a genetic and prone to cause rapid ventricular tachycardia? Recurrent syncope with or without deafness, occasional sudden death, etc. A characteristic set of clinical syndromes. There are currently two genetic types, common to autosomal dominant inheritance, autosomal recessive inheritance is rare, usually the latter is more serious, often but not entirely a cousin married, often with congenital