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qingguangyanshiyizhongyanbujibing，zhuyaoyoushishenjingshousunyinqi，tongchangyuyanneiyashenggaoyouguan。tashidaozhibukenixingshimingdezhuyaoyuanyinzhiyi，yincilejieqingguangyandezhengzhuanghebiaoxianzhiguanzhongyao。shouxian，qingguangyandezaoqitongchangmeiyoumingxianzhengzhuang，zheshidexuduorenzaijibingchuqinanyichajiao。suizhebingqingdefazhan，huanzhekenenghuichuxianshiyequesundebiaoxian。changjiandebiaoxianbaokuozhoubianshilijiantuihezhongyangshilimohu。huanzhekenenghuiganjiaodaozhouweidewutizhujianxiaoshi，zheshibingqingjiazhongdezhongyaoxinhao。qici，jixingbijiaoxingqingguangyandezhengzhuanggengjiamingxianqietongku。huanzhekenenghuijinglijuliedeyantong、toutong、exinheoutudengquanshenzhengzhuang。yanbuhuichuxianhongzhong，bingbansuishilijijuxiajiang。zhezhongleixingdeqingguangyantongchangxuyaojinjiyiliaoganyu，yifangzhiyongjiuxingshilisunhai。ciwai，qingguangyanhuanzhehaikenenghuijingliguangyunxianxiang，jizaiguangyuanzhouweikandaoguangquan，youqishizaiyejianhuoguangxianhunandehuanjingzhong。zheyizhengzhuangchangchangyushilimohuxiangbansui，huanzhezaiyejianjiashishikenenghuigandaobushi。zhidezhuyideshi，suiranqingguangyandebiaoxiangeyi，dandingqiyanbujianzhayouweizhongyao，tebieshiduiyugaofengxianrenqun（ruyoujiazushideren）。tongguoyanyajianceheshiyejianzha，yishengnenggouzaoqifaxianqingguangyan，bingcaiquxiangyingdezhiliaocuoshi，congeryouxiaoyanhuanshilisunhaidejincheng。zongzhi，qingguangyandezhengzhuanghebiaoxiansuiranduoyang，danzaoqifaxianheganyushiguanjian。lejiebingzhengdexiangguanxinxi，dingqijianzha，keyibangzhuhuanzhe青(qing)光(guang)眼(yan)是(shi)一(yi)种(zhong)眼(yan)部(bu)疾(ji)病(bing)，(，)主(zhu)要(yao)由(you)视(shi)神(shen)经(jing)受(shou)损(sun)引(yin)起(qi)，(，)通(tong)常(chang)与(yu)眼(yan)内(nei)压(ya)升(sheng)高(gao)有(you)关(guan)。(。)它(ta)是(shi)导(dao)致(zhi)不(bu)可(ke)逆(ni)性(xing)失(shi)明(ming)的(de)主(zhu)要(yao)原(yuan)因(yin)之(zhi)一(yi)，(，)因(yin)此(ci)了(le)解(jie)青(qing)光(guang)眼(yan)的(de)症(zheng)状(zhuang)和(he)表(biao)现(xian)至(zhi)关(guan)重(zhong)要(yao)。(。)首(shou)先(xian)，(，)青(qing)光(guang)眼(yan)的(de)早(zao)期(qi)通(tong)常(chang)没(mei)有(you)明(ming)显(xian)症(zheng)状(zhuang)，(，)这(zhe)使(shi)得(de)许(xu)多(duo)人(ren)在(zai)疾(ji)病(bing)初(chu)期(qi)难(nan)以(yi)察(cha)觉(jiao)。(。)随(sui)着(zhe)病(bing)情(qing)的(de)发(fa)展(zhan)，(，)患(huan)者(zhe)可(ke)能(neng)会(hui)出(chu)现(xian)视(shi)野(ye)缺(que)损(sun)的(de)表(biao)现(xian)。(。)常(chang)见(jian)的(de)表(biao)现(xian)包(bao)括(kuo)周(zhou)边(bian)视(shi)力(li)减(jian)退(tui)和(he)中(zhong)央(yang)视(shi)力(li)模(mo)糊(hu)。(。)患(huan)者(zhe)可(ke)能(neng)会(hui)感(gan)觉(jiao)到(dao)周(zhou)围(wei)的(de)物(wu)体(ti)逐(zhu)渐(jian)消(xiao)失(shi)，(，)这(zhe)是(shi)病(bing)情(qing)加(jia)重(zhong)的(de)重(zhong)要(yao)信(xin)号(hao)。(。)其(qi)次(ci)，(，)急(ji)性(xing)闭(bi)角(jiao)型(xing)青(qing)光(guang)眼(yan)的(de)症(zheng)状(zhuang)更(geng)加(jia)明(ming)显(xian)且(qie)痛(tong)苦(ku)。(。)患(huan)者(zhe)可(ke)能(neng)会(hui)经(jing)历(li)剧(ju)烈(lie)的(de)眼(yan)痛(tong)、(、)头(tou)痛(tong)、(、)恶(e)心(xin)和(he)呕(ou)吐(tu)等(deng)全(quan)身(shen)症(zheng)状(zhuang)。(。)眼(yan)部(bu)会(hui)出(chu)现(xian)红(hong)肿(zhong)，(，)并(bing)伴(ban)随(sui)视(shi)力(li)急(ji)剧(ju)下(xia)降(jiang)。(。)这(zhe)种(zhong)类(lei)型(xing)的(de)青(qing)光(guang)眼(yan)通(tong)常(chang)需(xu)要(yao)紧(jin)急(ji)医(yi)疗(liao)干(gan)预(yu)，(，)以(yi)防(fang)止(zhi)永(yong)久(jiu)性(xing)视(shi)力(li)损(sun)害(hai)。(。)此(ci)外(wai)，(，)青(qing)光(guang)眼(yan)患(huan)者(zhe)还(hai)可(ke)能(neng)会(hui)经(jing)历(li)光(guang)晕(yun)现(xian)象(xiang)，(，)即(ji)在(zai)光(guang)源(yuan)周(zhou)围(wei)看(kan)到(dao)光(guang)圈(quan)，(，)尤(you)其(qi)是(shi)在(zai)夜(ye)间(jian)或(huo)光(guang)线(xian)昏(hun)暗(an)的(de)环(huan)境(jing)中(zhong)。(。)这(zhe)一(yi)症(zheng)状(zhuang)常(chang)常(chang)与(yu)视(shi)力(li)模(mo)糊(hu)相(xiang)伴(ban)随(sui)，(，)患(huan)者(zhe)在(zai)夜(ye)间(jian)驾(jia)驶(shi)时(shi)可(ke)能(neng)会(hui)感(gan)到(dao)不(bu)适(shi)。(。)值(zhi)得(de)注(zhu)意(yi)的(de)是(shi)，(，)虽(sui)然(ran)青(qing)光(guang)眼(yan)的(de)表(biao)现(xian)各(ge)异(yi)，(，)但(dan)定(ding)期(qi)眼(yan)部(bu)检(jian)查(zha)尤(you)为(wei)重(zhong)要(yao)，(，)特(te)别(bie)是(shi)对(dui)于(yu)高(gao)风(feng)险(xian)人(ren)群(qun)（(（)如(ru)有(you)家(jia)族(zu)史(shi)的(de)人(ren)）(）)。(。)通(tong)过(guo)眼(yan)压(ya)检(jian)测(ce)和(he)视(shi)野(ye)检(jian)查(zha)，(，)医(yi)生(sheng)能(neng)够(gou)早(zao)期(qi)发(fa)现(xian)青(qing)光(guang)眼(yan)，(，)并(bing)采(cai)取(qu)相(xiang)应(ying)的(de)治(zhi)疗(liao)措(cuo)施(shi)，(，)从(cong)而(er)有(you)效(xiao)延(yan)缓(huan)视(shi)力(li)损(sun)害(hai)的(de)进(jin)程(cheng)。(。)总(zong)之(zhi)，(，)青(qing)光(guang)眼(yan)的(de)症(zheng)状(zhuang)和(he)表(biao)现(xian)虽(sui)然(ran)多(duo)样(yang)，(，)但(dan)早(zao)期(qi)发(fa)现(xian)和(he)干(gan)预(yu)是(shi)关(guan)键(jian)。(。)了(le)解(jie)病(bing)症(zheng)的(de)相(xiang)关(guan)信(xin)息(xi)，(，)定(ding)期(qi)检(jian)查(zha)，(，)可(ke)以(yi)帮(bang)助(zhu)患(huan)者(zhe)