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always, associated with increased pressure of the fluid in the eye (aqueous humour).[1] 眼壓是眼內(nèi)容物作用于眼球壁的壓力 . ~(_11~21_mmHg) 急性閉角型青光眼: 6 期:臨床前期、先兆期、急性發(fā)作期、間歇期、慢性期、絕對(duì)期。來勢(shì)兇猛,癥狀輕劇,發(fā)病時(shí) 前房狹窄或完全關(guān)閉,表現(xiàn)突然發(fā)作的劇烈眼脹頭痛、視力銳減、眼球堅(jiān)硬如石,結(jié)膜充血、惡心嘔吐、大便秘結(jié)、血壓升高,此時(shí)全身癥狀較重易被誤診為胃腸炎、腦炎、神經(jīng)性頭痛等病變?;?1%毛果蕓香堿 23 次 /日,定期隨訪。 4 期同 12 期 慢性期:濾過性手術(shù)(小梁切除術(shù)) 絕對(duì)期:疼痛:睫狀體破壞手術(shù)。 17. 虹膜炎:房水閃光和 KP 概念(英)。 Myopia is the medical term for nearsightedness. People with myopia see objects more clearly when they are close to the eye, while distant objects appear blurred or fuzzy. Reading and closeup work may be clear, but distance vision is blurry. Hyperopia (farsightedness) is the condition of the eye where ining rays of light reach the retina before they converge into a focused image. Astigmatism is the result of an inability of the cornea to properly focus an image onto the retina. The result is a blurred image. 視網(wǎng)膜脫離的概念(英)、脫離的位置。 指一眼眼球穿通傷或內(nèi)眼手術(shù)后的雙側(cè)肉芽腫性葡萄膜炎。照射后 38 小時(shí)發(fā)作,有強(qiáng)烈異物感,刺痛、畏光流淚及瞼痙攣。電焊、高原、雪地及水面反光可導(dǎo)致。電光性眼炎(紫外線)。分期標(biāo)準(zhǔn)和黃斑水腫的分級(jí) p317(表)。休息后可緩解,有的患者無任何癥狀即失明,檢查時(shí),眼壓可正?;虿▌?dòng),或不太高2030mmhg 左右,眼底早期可正常,此型最易被誤診。應(yīng)同時(shí)應(yīng)用高滲液、房水生成抑制劑和縮瞳劑。急性閉角型青光眼,實(shí)則是因慢性閉角型青光眼反復(fù)遷延而來。多發(fā)于中老年人, 40 歲以上占 90%。原發(fā)性閉角性青光眼的臨床表現(xiàn)、治療原則。老年性白內(nèi)障的分 3 型 4 期。 后遺癥和并發(fā)癥:上瞼下垂、瞼內(nèi)翻及倒睫、瞼球粘連、實(shí)質(zhì)性角結(jié)膜干燥癥、 慢性淚囊炎、角膜混濁 特征:沙眼角膜血管翳、瞼結(jié)膜瘢痕 13. 角膜炎的病理生理過程( PPT 大題) 。 12. 沙眼的概念。 Chalazia: Also known as a meibomian gland lipogranuloma, is a cyst in the eyelid that is caused by inflammation of a blocked meibomian gland, usually on the upper eyelid. Chalazia differ