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題 名 | Cranial Computed Tomography in Ischemic Stroke Patients with and without Dementia--A Prospective Study=缺血性腦中風患者導致失智症與否之電腦斷層攝影研究--一項前瞻性研究 |
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作 者 | 林瑞泰; 賴秋蓮; 戴志達; 劉景寬; 洪純隆; | 書刊名 | The Kaohsiung Journal of Medical Sciences |
卷 期 | 14:4 1998.04[民87.04] |
頁 次 | 頁203-211 |
分類號 | 415.847 |
關鍵詞 | 缺血性腦中風患者; 失智症; 電腦斷層攝影; Stroke; CT scan; Vascular dementia; |
語 文 | 英文(English) |
中文摘要 | 本研究目的是希望經由頭部電腦斷層攝影;人口學資料、以及相關臨床因素之分析,尋找出缺血性腦中風患者導致失智症之預測因子。我們分析50位缺血性腦中風後導致失智症之患者,且以50位缺血性腦中風後智能正常之患者作為對照組。血管性失智症之定義是依據NlNDS-AlREN之準則。頭部電腦斷層攝影分析是採取半定量之方式,包括腦部梗塞之部位及範圍大小、大腦白質變化嚴重度、以及腦萎縮之程度。結果發現:(1) 失智症患者過去曾發生中風之次數較對照組為多;(2) 罹患視丘 (thalamus) 或基底核 (basal ganglion) 之兩側性多發性腔隙型梗塞、或左側腦皮質梗塞,尤其是梗塞處位於左頂葉 (parietal lobe)、左顳葉 (temporal lobe)、及左額葉 (frontal lobe) 的患者,容易造成患者智能減退,與對照組相比呈現有意義之差別;(3) 大腦白質病變及腦部萎縮之程度,於失智症患者均較為嚴重。至於人口學資料及其他臨床因素的分析,兩組間並無有意義之差別。我們認為缺血性腦中風患者導致失智症與否跟諸多因素有關,從邏輯迴歸分析所呈現之有意義預測因素中,其相關性之程度依序為:大腦白質病變之嚴重度、左頂葉梗塞、及視丘腔隙型梗塞之數目。 |
英文摘要 | Stroke patients were assessed by brain CT scan, accompanied by demographic and clinical factors to predict the development of dementia following an ischemic episode. Vascular dementia was defined by NINDS-AIREN criteria. From 50 demented and 50 non-demented stroke patients, we analyzed the location of lesion, counted the numbers of lacunae, and semiquantitatively assessed the size of infarction, severity of overall white matter lesions (WML), and degree of brain atrophy. Compared to the non-demented patients, the demented patients: 1) encountered more stroke episodes (p<0.001); 2) had more lacunae at bilateral basal ganglion (p<0.001) or thalamus (p<0.01); and 3) tended to have lesions In left Cortex (p<0.001), particularly a large infarct at the parietal (p<0.001) or temporal lobe (p<0.001). Periventricular changes (p<0.001), subcortical WML (p<0.001), overall WML (p<0.001), and brain atrophy (p<0.05) were also more severe in the demented group. However, no difference existed in demographic factors between the two groups. We concluded that several factors were Important In developing dementia following an ischemic stroke, and the order by logistic regression would be: the severity of overall WML, left parietal infarct, and numbers of thalamic lacunae. |
本系統中英文摘要資訊取自各篇刊載內容。