1临床资料 　　无虹膜是一种少见的先天畸形，据统计其发生率约为人口的十万分之一。笔者在临床中曾遇见父子二人先天性无虹膜，现报道如下： 　　患者 1，男 62岁，汉族，江西籍人，退休工人，因双眼渐看不清十余年，加重半年而入院。患者年轻时视力就较差，自诉有 0. 2左右， 1 clinical data No iris is a rare congenital malformations, according to statistics, the incidence of about one hundred thousandth of the population. The author has met both father and son in clinical congenital absence of iris, are reported as follows: Patients 1, male 62 years old, Han nationality, Jiangxi nationality, retired workers, due to diminished eyes more than ten years, increased six months and admission. Patients with poor vision when young, private prosecution there are about 0.2,