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網膜靜脈阻塞的追踪檢查

Follow-Up Studies on Retinal Vein Obstruction

摘要


為明瞭網膜靜脈阻塞的病史,收集31名病例作追踪性的檢查。著重視力結果及眼底螢光血管攝影之所見,並討論這兩方面相互間的關係。發現中心網膜靜脈阻塞患眼的預後相當不良;而網膜支靜脈阻塞的視力,由於側枝循環的建立,大半可恢復到0.5或以上。

關鍵字

無資料

並列摘要


Follow-up studies, stressed on visual acuity and fundus fluorescein angiography, were made on 11 cases of central retinal vein occlusion and 20 cases of branch retinal vein occlusion with the results obtained as follows: (1) After the observation periods from one to nine years, the average final visual acuity, including five cases complicated with neovascular glaucoma, was 0.06 in central retinal vein occlusion; in branch retinal vein occlusion, the final visual acuity averaging 0.37, while 60% of the latter being 0.5 or better. (2) Besides secondary glaucoma, the main causes of poor visual results in central vein occlusion were due to diffuse retinal edema and extensive microvascular abnormalities, as shown by fluorescein angiography. The area of capillary non-perfusion involving macula with interrupted perifoveal vasculature contributes to the poor visual prognosis in branch retinal vein occlusion. (3) Collateral vessels draining venules from the macular region are always demonstrated fluoangiographically to sustain good visual outcome.

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