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題 名 | Assessment of Acute Carbon Monoxide Intoxication by Using Diffusing Tensor Image=擴散張量影像在急性一氧化碳中毒之運用 |
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作 者 | 邱垂民; 陳佩琴; 陳秀玲; 陳盟翔; 盧成憲; 龔嘉德; 蘇志民; 巫瑞文; 趙世裕; 林偉哲; | 書刊名 | 中華放射線技術學雜誌 |
卷 期 | 38:3 2014.09[民103.09] |
頁 次 | 頁174-182 |
分類號 | 418.85 |
關鍵詞 | 急性一氧化碳中毒; 擴散張量影像; 擴散權重影像; 磁振造影影像; Acute carbon monoxide intoxication; Diffusion tensor imaging; Diffusion weighted imaging; Magnetic resonance imaging; |
語 文 | 英文(English) |
中文摘要 | 本研究的目的是評估急性一氧化碳中毒(CO)患者在臨床結果與擴散張量影像(DTI)之間的關係。18位一氧化碳中毒患者和18位性別和年齡匹配的健康志願者進行DTI的比較。在數個大腦白質(WM)區域中測量非等向指標(FA)和水分子擴散係數(ADC)。DTI的比較被執行於不同疾病嚴重程度和健康對照組患者之間。在一氧化碳中毒的患者相對於健康志願者,在大腦頂葉(parietal)、顳葉(temporal)、內囊的前、後分支(anterior and posterior limb of internal capsule)、兩側高額葉(high frontal)和眶額旁前葉(orbitofrontal),FA數值明顯的降低。即便是不顯著的差異,FA數值降低的現象也存在於鄰近的大腦白質,如胼胝體壓部(splenium of corpus callosum)和枕葉(occipital)。我們還發現在數個大腦白質中,較差的格拉斯哥昏迷指數(GCS小於10)患者相較於較好的患者有較低的FA數值。相對於健康志願者,ADC數值顯著的增加只在於蒼白球(globus pallidus)部分。所有測量一氧化碳中毒患者的大腦白質ADC數值無顯著差異。最後,擴散張量影像可能是用來評估大腦白質損傷嚴重程度的一個有價值工具,也可能評估急性一氧化碳中毒病人的預後。 |
英文摘要 | The aim of the present study was to determine the relationship between clinical outcomes and diffusion tensor imaging (DTI) in patients after acute carbon monoxide (CO) poisoning. DTI was performed in 18 patients after CO intoxication and in 18 sex-and age-matched healthy volunteers. The fractional anisotropy (FA) and apparent diffusion coefficient (ADC) of several white matter (WM) regions were measured. Comparisons of DTI indices among patients with different disease severity and healthy controls were performed. In patients with CO exposure, FA was significantly reduced relative to that in controls in the parietal, temporal, anterior and posterior limb of internal capsule, bilateral high frontal WM and orbitofrontal lobe. The FA was also reduced in regions with abundant WM, such as the splenium of corpus callosum and in the occipital WM, though differences were not significant. We also found that patients with worse Glasgow Coma Scale (GCS) (less then 10) experienced lower F A values then in patients with better GCS in multiple WM measured. The ADC was significantly increased relative to that in controls only in the globus pallidus. There was no significant difference of ADC values in all measured WM in patients with CO intoxication. In conclusion, DTI may be a valuable tool for assessing the severity of brain WM injury and may be a predictor of outcome in patients with acute carbon monoxide poisoning. |
本系統中英文摘要資訊取自各篇刊載內容。