中国将迎下半年首次寒潮过程 局地降温可达14℃|果冻传媒一区

qingguangyanshiyizhongchangjiandeyankejibing，yishishenjingsunshangweizhuyaotezheng，yanzhongqingkuangxiakenengdaozhiyongjiuxingshilisangshi。qingguangyandefashengyuyanneiyalideshenggaomiqiexiangguan，danbingfeisuoyouqingguangyanhuanzhedouhuichuxianyanyagaodeqingkuang，yinci，gaijibingyechangbeichengwei“shiliqiezei”，yinqizaichuqiwangwangmeiyoumingxianzhengzhuang，rongyibeihuanzhehushi。qingguangyanzhuyaofenweiliangdalei：kaijiaoxingqingguangyanhebijiaoxingqingguangyan。kaijiaoxingqingguangyanshizuichangjiandeleixing，tongchangfashengzaichengrenzhong，huanzhedeyanneiyetiliudongshouzu，daozhiyanyazhujianshenggao。raner，youyuqizhengzhuangbumingxian，huanzhekenengzaiduoniandeshijianneiweichajiaodaoyanyadeshangsheng。bijiaoxingqingguangyanzejiaoweishaojian，duofashengzaiyazhourenqunzhong，changyinhongmoyujiaomozhijiandejiegouwentidaozhiyanneiyetipaichushouzu，yinfayanyajijushangsheng，bingbansuijuliedeyantong、toutong、exindengjixingzhengzhuang。qingguangyandezaoqizhenduanduiyubaohushilizhiguanzhongyao。changguiyankejianzhakeyibangzhuyishengjianceyanya、shishenjingjiankangyijishiyedebianhua。dingqiyankejianzhayouqiduiyugaofengxianrenqun（rujiazuyouqingguangyanbingshi、tangniaobinghuanzhe、changqishiyongleiguchunyaowuzhedeng）xiandeyouweizhongyao。muqian，qingguangyandezhiliaozhuyaobaokuoyaowuzhiliao、jiguangzhiliaoheshoushuzhiliao。yaowuzhiliaotongchangweishiyongjiangyanyayaowu，baokuoyanyaoshuihekoufuyaowu，mudeshijiangdiyanneiyali。jiguangzhiliaokeyitongguojiguangshoushugaishanyanneiyetidepaichu青(qing)光(guang)眼(yan)是(shi)一(yi)种(zhong)常(chang)见(jian)的(de)眼(yan)科(ke)疾(ji)病(bing)，(，)以(yi)视(shi)神(shen)经(jing)损(sun)伤(shang)为(wei)主(zhu)要(yao)特(te)征(zheng)，(，)严(yan)重(zhong)情(qing)况(kuang)下(xia)可(ke)能(neng)导(dao)致(zhi)永(yong)久(jiu)性(xing)视(shi)力(li)丧(sang)失(shi)。(。)青(qing)光(guang)眼(yan)的(de)发(fa)生(sheng)与(yu)眼(yan)内(nei)压(ya)力(li)的(de)升(sheng)高(gao)密(mi)切(qie)相(xiang)关(guan)，(，)但(dan)并(bing)非(fei)所(suo)有(you)青(qing)光(guang)眼(yan)患(huan)者(zhe)都(dou)会(hui)出(chu)现(xian)眼(yan)压(ya)高(gao)的(de)情(qing)况(kuang)，(，)因(yin)此(ci)，(，)该(gai)疾(ji)病(bing)也(ye)常(chang)被(bei)称(cheng)为(wei)“(“)视(shi)力(li)窃(qie)贼(zei)”(”)，(，)因(yin)其(qi)在(zai)初(chu)期(qi)往(wang)往(wang)没(mei)有(you)明(ming)显(xian)症(zheng)状(zhuang)，(，)容(rong)易(yi)被(bei)患(huan)者(zhe)忽(hu)视(shi)。(。)青(qing)光(guang)眼(yan)主(zhu)要(yao)分(fen)为(wei)两(liang)大(da)类(lei)：(：)开(kai)角(jiao)型(xing)青(qing)光(guang)眼(yan)和(he)闭(bi)角(jiao)型(xing)青(qing)光(guang)眼(yan)。(。)开(kai)角(jiao)型(xing)青(qing)光(guang)眼(yan)是(shi)最(zui)常(chang)见(jian)的(de)类(lei)型(xing)，(，)通(tong)常(chang)发(fa)生(sheng)在(zai)成(cheng)人(ren)中(zhong)，(，)患(huan)者(zhe)的(de)眼(yan)内(nei)液(ye)体(ti)流(liu)动(dong)受(shou)阻(zu)，(，)导(dao)致(zhi)眼(yan)压(ya)逐(zhu)渐(jian)升(sheng)高(gao)。(。)然(ran)而(er)，(，)由(you)于(yu)其(qi)症(zheng)状(zhuang)不(bu)明(ming)显(xian)，(，)患(huan)者(zhe)可(ke)能(neng)在(zai)多(duo)年(nian)的(de)时(shi)间(jian)内(nei)未(wei)察(cha)觉(jiao)到(dao)眼(yan)压(ya)的(de)上(shang)升(sheng)。(。)闭(bi)角(jiao)型(xing)青(qing)光(guang)眼(yan)则(ze)较(jiao)为(wei)少(shao)见(jian)，(，)多(duo)发(fa)生(sheng)在(zai)亚(ya)洲(zhou)人(ren)群(qun)中(zhong)，(，)常(chang)因(yin)虹(hong)膜(mo)与(yu)角(jiao)膜(mo)之(zhi)间(jian)的(de)结(jie)构(gou)问(wen)题(ti)导(dao)致(zhi)眼(yan)内(nei)液(ye)体(ti)排(pai)出(chu)受(shou)阻(zu)，(，)引(yin)发(fa)眼(yan)压(ya)急(ji)剧(ju)上(shang)升(sheng)，(，)并(bing)伴(ban)随(sui)剧(ju)烈(lie)的(de)眼(yan)痛(tong)、(、)头(tou)痛(tong)、(、)恶(e)心(xin)等(deng)急(ji)性(xing)症(zheng)状(zhuang)。(。)青(qing)光(guang)眼(yan)的(de)早(zao)期(qi)诊(zhen)断(duan)对(dui)于(yu)保(bao)护(hu)视(shi)力(li)至(zhi)关(guan)重(zhong)要(yao)。(。)常(chang)规(gui)眼(yan)科(ke)检(jian)查(zha)可(ke)以(yi)帮(bang)助(zhu)医(yi)生(sheng)检(jian)测(ce)眼(yan)压(ya)、(、)视(shi)神(shen)经(jing)健(jian)康(kang)以(yi)及(ji)视(shi)野(ye)的(de)变(bian)化(hua)。(。)定(ding)期(qi)眼(yan)科(ke)检(jian)查(zha)尤(you)其(qi)对(dui)于(yu)高(gao)风(feng)险(xian)人(ren)群(qun)（(（)如(ru)家(jia)族(zu)有(you)青(qing)光(guang)眼(yan)病(bing)史(shi)、(、)糖(tang)尿(niao)病(bing)患(huan)者(zhe)、(、)长(chang)期(qi)使(shi)用(yong)类(lei)固(gu)醇(chun)药(yao)物(wu)者(zhe)等(deng)）(）)显(xian)得(de)尤(you)为(wei)重(zhong)要(yao)。(。)目(mu)前(qian)，(，)青(qing)光(guang)眼(yan)的(de)治(zhi)疗(liao)主(zhu)要(yao)包(bao)括(kuo)药(yao)物(wu)治(zhi)疗(liao)、(、)激(ji)光(guang)治(zhi)疗(liao)和(he)手(shou)术(shu)治(zhi)疗(liao)。(。)药(yao)物(wu)治(zhi)疗(liao)通(tong)常(chang)为(wei)使(shi)用(yong)降(jiang)眼(yan)压(ya)药(yao)物(wu)，(，)包(bao)括(kuo)眼(yan)药(yao)水(shui)和(he)口(kou)服(fu)药(yao)物(wu)，(，)目(mu)的(de)是(shi)降(jiang)低(di)眼(yan)内(nei)压(ya)力(li)。(。)激(ji)光(guang)治(zhi)疗(liao)可(ke)以(yi)通(tong)过(guo)激(ji)光(guang)手(shou)术(shu)改(gai)善(shan)眼(yan)内(nei)液(ye)体(ti)的(de)排(pai)出(chu)