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題 名 | 16多切層螺旋電腦斷層低劑量肺癌篩檢影像評估冠狀動脈鈣化程度=Evaluation of Coronary Artery Calcification on Low-dose 16-slice CT for Lung Cancer Screening |
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作 者 | 卓瓊珍; 陳建雄; 梁羅沙; 姚惠玲; 吳銘庭; | 書刊名 | 中華放射線技術學雜誌 |
卷 期 | 33:2 2009.12[民98.12] |
頁 次 | 頁99-104 |
分類號 | 416.14 |
關鍵詞 | 低輻射劑量電腦斷層肺癌篩檢; 冠狀動脈; 鈣化分數; Coronary artery; Low dose lung cancer screening; Calcium score; |
語 文 | 中文(Chinese) |
中文摘要 | 低輻射劑量電腦斷層肺癌篩檢已是普遍的健檢項目,在影像中常會發現到冠狀動脈的鈣化。其可靠性却未曾與常規的心電圖同步電腦斷層冠狀動脈鈣化阿葛特斯頓鈣化分數(Agaston score)做比較。本研究利用30位健檢低輻射劑量電腦斷層肺癌篩檢(2008年1月起至2008年6月止)之檢查者的原始資料,作參數改變,重新組成的新影像資料,來作冠狀動脈阿葛特斯頓分數計算。發現與常規心電圖同步之鈣化分數有良好之相關係(R=0.99, p<0.001),且在阿葛特斯頓鈣化分數等級上也一致性很高(kappa=0.81)。因此本研究方法可在做低劑量電腦電斷層肺癌篩檢之同時得到冠狀動脈鈣化的評估,有相當的可靠性,若發現鈣化分數達到一定程度時,再作進一步檢查,如此不僅輻射劑量較低,方便且省時,達到一次掃描,兩種檢查的功效。 |
英文摘要 | Coronary artery calcification is frequently observed in low dose computed tomography for lung cancer screen (LDLCS), however, its measurement has not been compared with ECG-gated Regular Coronary Artery Calcium Score (RCACS). This research has been collected 30 subjects for health screening from January to June of 2008. We modified the reconstruction of the raw data optimal for Agatston score and compared with that by RCACS. We found there was high correlation of the score (R=0.99) and high consistency of the score ranking (Kappa=0.81). We concluded that LDLCS can survey both of lung disease and coronary artery calcification in a single scan. The Agatston score ranking by LDLCS can serve as a triage for further study of coronary artery disease. |
本系統中英文摘要資訊取自各篇刊載內容。