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題 名 | 結核性中葉症候群的電腦斷層攝影特點=Tuberculous Middle Lobe Syndrome: CT Features in 12 Patients |
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作 者 | 李仁智; 張寶源; 林智斌; 王金鐸; 胥愛璽; | 書刊名 | 慈濟醫學 |
卷 期 | 14:1 2002.02[民91.02] |
頁 次 | 頁19-25 |
分類號 | 415.2773 |
關鍵詞 | 中葉症候群; 結核病; 電腦斷層攝影; Middle lobe syndrome; Tuberculosis; Computed tomography; |
語 文 | 中文(Chinese) |
中文摘要 | 目的:本文的目的在敘述結核性中葉症候群的胸部電腦斷層攝影特點。 病人與方法:本文收集了12例結核性中葉症候群病人的胸部CT,所有病例都經 由細菌學證據或病理學證據證實為結核病。結果:幾乎所有病例都有典型的右中 葉萎縮CT變化:(1)大肺裂向前移位,(2)小肺裂向下移位,(3)中葉的內側緣貼在 心臟右緣,(4)中葉和胸壁的接觸區域減少,(5)中葉形成三角形陰影,尖端指向 肺門。中葉近端支氣管呈現完全正常(n = 1),平滑性狹窄(n = 2),不規則狹窄(n = 4),完全阻塞(n = 3)和管腔內異物阻塞(n = 2)。萎縮的中葉內沒有軟組織腫塊,並 未形成空洞。10位病例可以在其他肺葉找到小結節,小結節邊緣模糊,可以融 合在一起形成局部實質化。結論:對中葉症候群,CT是個很好的評估方法。如 果有下列特點即可強烈懷疑是結核性中葉症候群:(1)出現典型的中葉萎縮CT變 化,(2)中葉近端支氣管的變化不具特異性,(3)萎縮的中葉內沒有軟組織腫塊,(4) 在鄰近肺葉中找到小結節。(慈濟醫學 2002; 14:19-25) |
英文摘要 | Objective: The purpose of our study was to describe the CT features of tuberculous middle lobe syndrome. Patients and Methods: Initial CT scans were available from 12 patients with tuberculous middle lobe syndrome. The diagnosis of tuberculosis was based on microbiologic or pathologic findings. Results: Almost all patients had typical CT changes of middle lobe collapse : (1) forward displacement of the major fissure, (2) downward shift of the minor fissure, (3) middle lobe collapsed medially against the right heart border, (4) reduced zone of contact between the pleural surface of the lobe and the chest wall, (5) collapsed lobe forming a triangular opacity with the apex directed toward the hilum. The CT findings in the proximal part of the middle lobe bronchi were normal (n=1), smoothly narrowed (n=2), irregularly narrowed (n=4), occluded completely (n=3) and occluded by an intraluminal mass (n=2). There were no soft-tissue masses or cavities in the collapsed lobe. Ill-defined small nodular densities and larger confluent densities suggesting endobronchially disseminated pulmonary tuberculosis were found in the adjacent lung in 10 patients. Conclusion: CT can provide useful information in the examination of patients with middle lobe syndrome. A diagnosis of tuberculous middle lobe syndrome is strongly suggested by the following CT findings: (1) typical changes of middle lobe collapse, (2) nonspecific CT findings in the middle lobe bronch, (3)absence of a soft-tissue mass in the collapsed middle lobe, (4) acinar nodules in the adjacent lung. (Tzu Chi Med J 2002; 14:19-25) |
本系統中英文摘要資訊取自各篇刊載內容。