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題 名 | Solar Retinopathy: A Case Report=日光性視網膜病:一病例報告 |
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作 者 | 葉龍坤; 楊昌叔; 李鳳利; 許紋銘; 劉榮宏; | 書刊名 | 中華醫學雜誌 |
卷 期 | 62:12 1999.12[民88.12] |
頁 次 | 頁886-890 |
分類號 | 416.746 |
關鍵詞 | 日蝕; 螢光血管攝影; 日光性視網膜病變; 直視陽光; Eclipse; Fluorescein angiography; Solar retinopathy; Sun-gazing; |
語 文 | 英文(English) |
中文摘要 | 直視太陽是造成日光性視網膜病變的主要原因,在此我們報導1例典型的日光性視網膜病變。1位20歲的年輕男性在中午喝醉酒後,由於好奇心的驅使,他躺在草地上直視太陽達3小時之久。48小時後,他出現視力模糊、紅視現象及中央暗點等症狀,左眼視力從6/6(1.0)降到6/60(0.1)。眼底檢查發現其左眼黃斑部有一黃白色圓盤狀病灶,而右眼黃斑部旁邊也有一較小的病灶。螢光血管攝影顯示,其左眼黃斑部出現早期螢光染料滲漏,及後在病灶周邊出現擴大模糊的邊緣。視野檢查顯示,其左眼中央視野有缺損。1個月後,他的左眼黃斑部病灶變得較小,且其周邊出現深色素暈圍繞。此時螢光血管攝影顯示,其視網膜色素上皮層也出現色素缺損。視野檢查發現,雖然中央暗點仍存在,但巳變得比較小。追蹤該病例6個月後,由干涉光斷層掃描儀偵測出其左眼黃斑部視網膜感覺層變薄,形成視網膜層狀破洞。他的右眼視力為6/6(1.0),而左眼視力仍為6/60(0.1),未有恢復。 |
英文摘要 | Sun-gazing is the main cause of solar retinopathy. A 20-year-old inebriated man lying in a park gazed at the sun for approximately three hours at noon. Forty-eight hours after sun-gazing, the patient experienced the symptoms of blurred vision, erythropsia, and central scotoma in the left eye. Visual acuity decreased from 6/6 to 6/60 in the left eye and fundi examinations showed a round, yellowish-white discoid lesion on the left fovea and a smaller one on the right fovea. Fluorescein angiography showed early dye leakage in the fovea of the left eye, that increased gradually in size and became fuzzy at the foveal border in the late phase. A small, central scotoma of the left eye was also found in the visual field test. One month later, the lesion in the fovea of the left eye became smaller and was surrounded by a coarse pigmented halo. Fluorescein angiography showed a window defect in the retinal pigment epithelium. Visual field testing disclosed that the central scotoma persisted, but became smaller. Six months after sun-gazing, a lamellar hole in the fovea of the left eye was detected by optical coherence tomography. The visual acuity was 6/6 in the right eye and 6/60 in the left eye, and was unchanged at the end of the six-month follow-up period. |
本系統中英文摘要資訊取自各篇刊載內容。