角膜皮样瘤为先天性迷芽瘤,约占儿童外眼肿瘤的20%,常发生于角膜缘颞下侧,为灰白色或黄色半圆形隆起的小肿物,增大时可发展至角膜中央甚至整个角膜[1],我院见一病例同时并发眼球扩大,甚为罕见,现报告如下。病例患者女性,3岁,因左眼自幼长灰白点,并眼球逐渐扩大,曾于2年前就诊, Corneal dermoid tumor is a congenital budding tumor, accounting for about 20% of children with ocular tumors, often occurs in the infratemporal corneal margin, small gray or yellow semicircular bulge raised to the cornea can be increased Central or even the entire cornea [1], see a case of simultaneous enlargement of our hospital eye is very rare, are as follows. Female patients, 3 years old, because of his left eye long gray spots, and gradually expand the eye, who visited 2 years ago,