先天性巨结肠同源病 (HAD)近年来受到国内外学者的广泛重视 ,Fadda等[1] 将其分为A型和B型 ,B型占 95 %以上。同源病可以单独存在 ,也可以与巨结肠 (HD)合并出现 ,HD的家族发病国内已有多篇报道 ,但巨结肠同源病的家族性发生甚为罕见 ,近年来我院发现1例 ,报告如下。母亲 :32岁 In recent years, HAD has been widely regarded by scholars at home and abroad. Fadda et al [1] divided it into A and B types, and B type accounted for more than 95%. Homology can exist alone, but also with the merger of megacolon (HD) appear, the incidence of familial HD has been reported in many countries, but the familial homosexual homostosis is very rare in our hospital in recent years found in 1 case , The report is as follows. Mother: 32 years old