眼(Yan)底(Di)病(Bing)是(Shi)眼(Yan)睛(Jing)的(De)多(Duo)发(Fa)病(Bing)之(Zhi)一(Yi),(?)由(You)于(Yu)其(Qi)原(Yuan)因(Yin)复(Fu)杂(Za)致(Zhi)盲(Mang)率(Lu)高(Gao)。(?)那(Na)么(Me),(?)什(Shi)么(Me)是(Shi)眼(Yan)底(Di)病(Bing)呢(Ne)?
首(Shou)先(Xian)我(Wo)们(Men)看(Kan)看(Kan)眼(Yan)球(Qiu)的(De)外(Wai)部(Bu)结(Jie)构(Gou)——眼(Yan)球(Qiu)壁(Bi)。(?)眼(Yan)球(Qiu)壁(Bi)有(You)三(San)层(Ceng)膜(Mo)构(Gou)成(Cheng),(?)外(Wai)层(Ceng)为(Wei)白(Bai)色(Se)巩(Gong)膜(Mo),(?)中(Zhong)间(Jian)一(Yi)层(Ceng)呈(Cheng)棕(Zong)色(Se)的(De)称(Cheng)脉(Mai)络(Luo)膜(Mo),(?)内(Nei)层(Ceng)为(Wei)视(Shi)网(Wang)膜(Mo)。(?)每(Mei)一(Yi)层(Ceng)都(Du)有(You)动(Dong)脉(Mai),(?)静(Jing)脉(Mai)血(Xue)管(Guan)负(Fu)责(Ze)供(Gong)给(Gei)营(Ying)养(Yang),(?)但(Dan)一(Yi)旦(Dan)内(Nei)二(?)层(Ceng)膜(Mo)发(Fa)生(Sheng)病(Bing)变(Bian),(?)就(Jiu)会(Hui)引(Yin)起(Qi)组(Zu)织(Zhi)工(Gong)作(Zuo)瘫(Tan)痪(Huan),(?)引(Yin)起(Qi)眼(Yan)底(Di)病(Bing)。(?)
患(Huan)了(Liao)眼(Yan)底(Di)病(Bing)的(De)病(Bing)人(Ren),(?)其(Qi)临(Lin)床(Chuang)表(Biao)现(Xian)一(Yi)般(Ban)有(You)两(Liang)种(Zhong)情(Qing)况(Kuang):(?)一(Yi)是(Shi)患(Huan)者(Zhe)不(Bu)同(Tong)程(Cheng)度(Du)的(De)出(Chu)现(Xian)视(Shi)力(Li)下(Xia)降(Jiang),(?)严(Yan)重(Zhong)是(Shi)单(Dan)眼(Yan)或(Huo)双(Shuang)眼(Yan)视(Shi)力(Li)大(Da)幅(Fu)下(Xia)降(Jiang),(?)甚(Shen)至(Zhi)无(Wu)光(Guang)感(Gan)。(?)如(Ru)果(Guo)累(Lei)积(Ji)黄(Huang)斑(Ban)部(Bu)时(Shi),(?)则(Ze)会(Hui)引(Yin)起(Qi)视(Shi)物(Wu)缩(Suo)小(Xiao)变(Bian)形(Xing)等(Deng)。(?)二(?)是(Shi)视(Shi)野(Ye)缩(Suo)小(Xiao)或(Huo)有(You)暗(An)影(Ying)。(?)病(Bing)人(Ren)自(Zi)觉(Jue)有(You)眼(Yan)前(Qian)有(You)黑(Hei)的(De)“漂(Piao)浮(Fu)物(Wu)”“蝌(Ke)蚪(Dou)”或(Huo)“蜘(Zhi)蛛(Zhu)网(Wang)”。(?)
眼(Yan)底(Di)病(Bing)的(De)病(Bing)因(Yin)是(Shi)复(Fu)杂(Za)的(De)。(?)常(Chang)见(Jian)于(Yu)动(Dong)脉(Mai)硬(Ying)汉(Han),(?)高(Gao)血(Xue)压(Ya),(?)糖(Tang)尿(Niao)病(Bing),(?)肾(Shen)炎(Yan),(?)贫(Pin)血(Xue),(?)流(Liu)感(Gan),(?)结(Jie)核(He),(?)高(Gao)度(Du)近(Jin)视(Shi),(?)颅(Lu)内(Nei)上(Shang)位(Wei)性(Xing)病(Bing)变(Bian)等(Deng)。(?)而(?)从(Cong)发(Fa)病(Bing)人(Ren)群(Qun)看(Kan)各(Ge)个(Ge)年(Nian)龄(Ling)段(Duan)都(Du)有(You)。(?)在(Zai)这(Zhe)里(Li),(?)我(Wo)们(Men)着(Zhuo)重(Zhong)谈(Tan)一(Yi)下(Xia)眼(Yan)底(Di)病(Bing)中(Zhong)的(De)糖(Tang)尿(Niao)病(Bing)性(Xing)视(Shi)网(Wang)膜(Mo)病(Bing)变(Bian)。(?)
糖(Tang)尿(Niao)病(Bing)的(De)视(Shi)网(Wang)膜(Mo)并(Bing)发(Fa)症(Zheng)是(Shi)世(Shi)界(Jie)上(Shang)引(Yin)起(Qi)致(Zhi)盲(Mang)的(De)四(Si)个(Ge)主(Zhu)要(Yao)原(Yuan)因(Yin)之(Zhi)一(Yi)。(?)而(?)糖(Tang)尿(Niao)病(Bing)患(Huan)者(Zhe)的(De)病(Bing)程(Cheng)超(Chao)过(Guo)10年(Nian)约(Yue)有(You)半(Ban)数(Shu)合(He)并(Bing)有(You)视(Shi)网(Wang)膜(Mo)病(Bing)变(Bian),(?)其(Qi)中(Zhong)1/4病(Bing)人(Ren)视(Shi)力(Li)障(Zhang)碍(Ai)甚(Shen)至(Zhi)于(Yu)致(Zhi)盲(Mang)。(?)据(Ju)糖(Tang)尿(Niao)病(Bing)联(Lian)合(He)会(Hui)报(Bao)告(Gao),(?)截(Jie)止(Zhi)到(Dao)2000年(Nian),(?)全(Quan)世(Shi)界(Jie)糖(Tang)尿(Niao)病(Bing)病(Bing)人(Ren)将(Jiang)达(Da)1.2亿(Yi),(?)仅(Jin)中(Zhong)国(Guo)就(Jiu)有(You)1400万(Wan)。(?)可(Ke)以(Yi)说(Shuo),(?)糖(Tang)尿(Niao)病(Bing)的(De)视(Shi)网(Wang)膜(Mo)病(Bing)变(Bian)带(Dai)来(Lai)的(De)破(Po)坏(Huai)性(Xing)是(Shi)巨(Ju)大(Da)的(De),(?)越(Yue)来(Lai)越(Yue)引(Yin)起(Qi)人(Ren)们(Men)更(Geng)多(Duo)的(De)关(Guan)注(Zhu)。(?)
患(Huan)了(Liao)眼(Yan)底(Di)病(Bing),(?)首(Shou)先(Xian)要(Yao)对(Dui)症(Zheng),(?)原(Yuan)发(Fa)病(Bing)。(?)如(Ru)果(Guo)你(Ni)的(De)眼(Yan)睛(Jing)出(Chu)现(Xian)了(Liao)视(Shi)力(Li)减(Jian)退(Tui),(?)视(Shi)物(Wu)模(Mo)糊(Hu)或(Huo)变(Bian)形(Xing),(?)应(Ying)立(Li)即(Ji)到(Dao)专(Zhuan)科(Ke)医(Yi)院(Yuan)检(Jian)查(Cha)眼(Yan)底(Di),(?)以(Yi)早(Zao)期(Qi)发(Fa)现(Xian),(?)及(Ji)时(Shi)。(?)