1　临床资料例 1:男 ,2 0 a,右眼发红、痒、异物感 ,于 1998年 4月就诊。眼部检查 :左眼无异常 ,右眼球结膜充血 ,尤以上穹隆为甚 ,在上穹隆外侧有一绿豆粒大小的囊肿 ,呈局限性、半圆性、囊样隆起 ,半透明状 ,与巩膜相连。仔细检查 ,可见囊肿有蠕动现象 ,前房、眼底检查无异常 1 Clinical data Example 1: Male, 20 a, the right eye redness, itching, foreign body sensation, in April 1998 treatment. Eye examination: the left eye was normal, the right eye conjunctival hyperemia, especially in the dome is even more, on the outside of the dome has a mung bean-sized cysts, was limited, semicircular, cystic uplift, translucent, connected with the sclera. Careful examination shows that the cyst has a motility phenomenon, anterior chamber, fundus examination without exception