家族性完全性房室传导阻滞临床上较为少见,病情凶险,若不及时处理易致死亡。本文调查1家系4代76个成员中罹患本病者有12例。结果发现。(1)本家族具有遗传性连续传导,在连续4代中都有患者。在其同胞中,男女均有发病,可能属常染色体显性遗传。(2)致病原因为扩张型心肌病,其症状的个体差异较大,后代出现症状与死亡的年龄早于前代。 Familial complete atrioventricular block is clinically rare, dangerous, if not treated in time cause death. This article investigates a family of 4 generations of 76 members of the patients suffering from the disease in 12 cases. turn out. (1) This family has a hereditary, continuous transmission, with patients in 4 consecutive generations. In their siblings, both men and women have onset, may be autosomal dominant. (2) Cause of dilated cardiomyopathy, its individual differences in symptoms larger, offspring of symptoms and death earlier than the previous generation.