青光眼是指眼内压力间断或持续升高的一种眼病。持续的高眼压可以给眼球各部分组织和视功能带来损害,如不及时治疗,视野可以全部丧失而至失明。临床上将青光眼分成原发性青光眼、继发性青光眼、先天性青光眼三大类。原发性青光眼可分成闭角和开角两种类型。闭角型青光眼发作时可以出现明显的眼充血现象,故以往称之为充血性青光眼。闭角型青光眼的发作常可有些诱因,如情绪波动、脑力或体力过 Glaucoma refers to the intraocular pressure intermittent or continuous increase in an eye disease. Continuous high intraocular pressure can cause damage to the organization and visual function of various parts of the eye, if not treated, the vision can be completely lost to blindness. Glaucoma is divided into primary clinical glaucoma, secondary glaucoma, congenital glaucoma three categories. Primary glaucoma can be divided into two types of angle of closure and open angle. Angle-closure glaucoma can occur when the obvious eye congestion phenomenon, so in the past called congestive glaucoma. Angle-closure glaucoma attacks can often have some incentives, such as mood swings, mental or physical too