青光眼如果用药物不能控制眼压,便必须手术治疗。多年来,滤过术是抗青光眼的主要手术,但并发病较多。尤其难以避免的是(一)造孔时无法控制房水的流失量,造孔后前房消失,常为术后处理带来麻烦和困难。某些病例容易惹发恶性青光眼;(二)术后滤泡局部隆起,并因房水的溶解作用,泡壁很薄,裂隙灯下常只见一层结膜上皮,容易发生晚期并发 Glaucoma with drugs can not control intraocular pressure, they must be surgically treated. Over the years, filtration surgery is the main anti-glaucoma surgery, but the incidence of more. In particular, it is difficult to avoid (a) when making holes can not control the loss of aqueous humor, disappearing anterior chamber after making holes, often for the post-treatment bring trouble and difficulty. Some cases easily lead to malignant glaucoma; (b) after the local bulge follicles, and because of the dissolution of aqueous humor, the bubble wall is very thin, the slit lamp often see only a layer of conjunctival epithelium, prone to late complications