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題 名 | Macular Sparing Homonymous Quadranopsia Induced by Occipital Infarction--Case Report=枕葉腦梗塞導致黃斑保留之同側象限盲--病例報告 |
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作 者 | 莊超偉; 林純如; 楊博閔; 譚超毅; 蔡忠斌; 張國彬; | 書刊名 | 中華民國眼科醫學會雜誌 |
卷 期 | 50:1 2011.04[民100.04] |
頁 次 | 頁87-92 |
分類號 | 416.783 |
關鍵詞 | 枕葉腦梗塞; 黃斑保留; 同側象限盲; Occipital infarction; Homonymous quadranopsia; Posterior cerebral artery; |
語 文 | 英文(English) |
中文摘要 | 目的:報告一個枕葉腦梗塞引發黃斑保留之同側象限盲的病例。方法:病例報告。結果:一位61歲無吸煙史男性,亦無特殊過去眼科或內科病史,因遭遇突發性兩側左下視野缺損至本院眼科就診。患者未提及頭痛、噁心、嘔吐、運動異常或其他不適症狀。右眼與左眠之最佳矯正視力分別為1.0與0.9。眼底檢查未發現視神經盤水腫。視野檢查顯示左下對稱性象限偏盲。腦部核磁造影發現亞急性右後大腦區域性硬塞,因而診斷為枕葉梗塞。臨床症狀與影像學診斷相符。結論:當病人主訴突發性視野缺損,即使中心視力良好、眠部檢查正常,且無其他神經學異常時,仍需考慮到大腦枕葉梗塞。早期診斷並治療,可減少可能的後遺症。 |
英文摘要 | Purpose: To present a case who suffered from macular sparing homonymous quadranopsia induced by occipital infarction.Methods: Interventional case report.Results: This 61 -year-old male non-smoker had no previous ocular or medical history. He suffered from sudden onset of bilateral left lower quadrantal scotoma. No headache, nausea, vomiting, motor disorder or other discomfort was mentioned. Best corrected visual acuity was 1.0 and 0.9. The fundus photography showed no disc edema. Visual field examination revealed symmetric left lower quadranopsia. Brain magnetic resonance imaging demonstrated subacute infarction in the right posterior cerebral territory. Right occipital infarction was diagnosed. The clinical findings were compatible with image findings.Conclusion: When a patient complained of sudden onset of visual field defect even with good vision, normal ocular findings, and no other neurologic impairment, occipital infarction should be considered. Early detection and treatment may prevent further sequelae. |
本系統中英文摘要資訊取自各篇刊載內容。