Health encyclopaedia - Alphabetical Topic List健康百科全书-按字母顺序排列的主题清单

| A | | 1 | | B | | b | | C | | 人才招聘 | | D | | | | E | | 电子 | | F | | f | | G | | 克 | | H | | h | | I | | 我 | | J | | j | | K | | k | | L | | 升 | | M | | 米 |
| N | | n | | O | | o | | P | | p | | Q | |常见问题 | | R | | 研究 | | S | | | | T | | 吨 | | U | | u | | V | | v | | W | | 瓦特 | | X | | x | | Y | | y |

Glaucoma青光眼

Glaucoma is the name of a group of eye diseases that affects vision.青光眼是小组的名称眼疾影响视野。 If left untreated glaucoma can eventually cause blindness.如果得不到治疗青光眼，可最终导致失明。 Glaucoma is more common in old age, and happens when the optic nerve in the eye is damaged.青光眼是较为常见的中老年，发生时，视神经在眼睛被损坏。 The two main types of glaucoma are:两个主要类型的青光眼是：

  • open angle glaucoma (or chronic glaucoma), and开角型青光眼（或慢性青光眼） ，以及
  • acute angle closure glaucoma (or acute glaucoma).急性闭角型青光眼（或急性青光眼） 。

Open angle is the most common type of glaucoma.开角是最常见的类型的青光眼。 It develops very slowly and loss of sight is gradual and painless.它的发展非常缓慢和损失的视线，是循序渐进的无痛性。 The nerve fibres at the sides of the eye are the first to be affected, causing a loss of outer (peripheral) vision, which can be hard to notice.神经纤维在两岸的眼睛是最先受到影响，造成的损失外（周边）的抱负，可以努力，恕不另行通知。 Central vision is the last to go.中央视觉是最后的路要走。

Open angle glaucoma affects about two in every hundred people over the age of 40.开角型青光眼的影响约在每2 100人， 40岁以上的。 However, this increases over the age of 70 to one person in ten.不过，这会增加超过70岁，以一个人在10 。

Acute glaucoma is less common.急性青光眼是不太常见。 The name refers to a narrowed angle between the iris and part of the back of the eye.名称指的是一个缩小了之间的夹角和虹膜的一部分，后面的眼睛。 The reduced angle increases pressure in the eye, causing it to quickly become sore and red.减少的角度来看的压力增加，在眼科，造成它迅速成为喉咙痛和红色。

Occasionally, glaucoma can develop from other eye conditions that cause an increase of pressure in the eye.偶尔，青光眼可以发展其他眼条件的原因，增加了压力，在眼睛。 This is called secondary glaucoma.这就是所谓的继发性青光眼。 It may happen as a result of eye injuries or inflammatory eye disease, for example.它可能发生，由于眼外伤或炎性眼病，例如。

Glaucoma is sometimes present from birth.青光眼，有时是目前从出生。 This is called congenital glaucoma and happens when there is a structural abnormality affecting the way fluid drains from the eye.这就是所谓的先天性青光眼和发生时，有一个结构异常影响的方式流体的排水渠，从眼。