【正文】 Nerve fibers in the retina may begin to swell. 第二十二頁，共五十八頁。 symptoms ? In fact, up to 45 percent of adults diagnosed with diabetes in China have some degree of diabetic retinopathy, according to the National Eye Institute. 第十四頁，共五十八頁。 cause ? Diabetic retinopathy can happen to anyone who has type 1 diabetes or type 2 diabetes. 第七頁，共五十八頁。 第二頁，共五十八頁。 Causes ? If your blood sugar level is too high, your natural lens may swell — which can blur your vision. 第九頁，共五十八頁。 Symptoms ? As the condition progresses, diabetic retinopathy symptoms may include: A) Spots floating in your vision B) Blurred vision C)Dark streaks or a red film that blocks your vision D) Poor night vision E) Vision loss 第十七頁，共五十八頁。 terms ? Extensive ：廣泛的，大量的 ? Intraretinal microvascular abnormalitis 〔 IRMA〕視網(wǎng)膜內(nèi)微血管異常 ? Intraretinal : 視網(wǎng)膜內(nèi)部的 ? Microvascular ：微血管的 ? Cotton wool spots : 棉絨斑 ? Hemorrhage ：出血 ? Roots that means blood： Hemo ， hema ,hem, haemo ,haema ,haem ? rrhage ,出血，流血 ? Gastrointestinalrrhage 消化道出血 第二十五頁，共五十八頁。 ? Peripheral : 外圍的，不重要的 ? Peri ，外圍的，周圍的 ? Perinatal 圍產(chǎn)期的，出生前后的 ? Periportal 門靜脈周的， ? Periarteritis 動脈周圍炎， ? periappendicitis 闌尾周炎 第三十三頁，共五十八頁。 When to seek medical advice ? Early detection of diabetic retinopathy is the best way to prevent vision loss: ? 〔 a〕 If you have diabetes, see your eye doctor for a yearly dilated eye exam〔擴(kuò)瞳檢查〕 — even if your vision seems fine. ? 〔 b〕 If you bee pregnant, your eye doctor may remend additional eye exams throughout your pregnancy. ? (c)Contact your eye doctor right away if you experience sudden vision changes or your vision bees blurry, spotty or hazy〔模糊或有斑點(diǎn)〕 . 第四十一頁，共五十八頁。 Advanced diabetic retinopathy ? If you have proliferative diabetic retinopathy, you39。 ? 中文： ? 中國眼科醫(yī)學(xué)信息網(wǎng) :// chinaeye / ? 眼底病論壇 :// coretina / ? 中文醫(yī)網(wǎng) 文獻(xiàn)檢索 :// medonline /doctor/search/ ? 醫(yī)網(wǎng)導(dǎo)航 文獻(xiàn)檢索 :// /~orange98/ ? 國家圖書館文獻(xiàn)提供中心 :// /dcylb 第五十六頁，共五十八頁