永存原始玻璃体增生症 (ｐｅｒｓｉｓｔｅｎｔｈｙｐｅｒｐｌａｓｔｉｃｐｒｉｍａｒｙｖｉｔｒｅ ｏｕｓ ,ＰＨＰＶ)系胚胎期原始玻璃体未消失而继续增生所致的一种比较少见的眼玻璃体发育异常[1 ] 。临床上常表现为小眼球、白瞳症及视力丧失 ,易与小儿其它眼病尤其是视网膜母 Persistent primary hyperplasia (persistent hyperplastic primary proliferative, PHPV) Department of embryo primitive vitreous did not disappear and continue to proliferate due to a relatively rare eye vitreous dysplasia [1]. Clinically, the performance of small eyeball, white pupil disease and vision loss, and other eye diseases easily and especially retinal mother