糖尿病患小心視網膜病變


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 記者陳柏翰/台北報導
 一名從事設計師40多歲女性,本身有糖尿病,但未注意血糖控制。有一天突然設計圖看不清楚,就醫檢查後發現是糖尿病引起視網膜病變,視力只剩0.2左右。
 萬芳醫院眼科主治醫師沈仁翔表示,據調查,台灣成年男性糖尿病罹患率約13%左右,女性約10%;而罹患糖尿病的民眾平均一生中,有2至4成會產生糖尿病視網膜病變,甚至導致白內障或青光眼,不得不慎。
 他指出,目前治療糖尿病視網膜病變,有兩種方式,一種是採用雷射治療,將周邊視網膜做光凝固治療,減少血管新生因子(VEGF)的形成,但是缺點是會損害周邊視力。
 此外,還有一種治療為眼球內注射抗血管新生因子 (Anti-VEGF),此療法優點可保存較寬廣視力,中心視力也可進步較多,而且可快速消除視網膜水腫,但是,缺點前兩年要注射多次,並非注射一兩次就會改善。
 沈仁祥也提醒,如果本身有三高問題的民眾,應該每年定期檢查視網膜。糖尿病患者即使天天量血糖都很穩定,仍有可能會有視網膜病變,因此定期篩檢,才是預防糖尿病視網膜病變的不二法門。

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