16排螺旋ct平扫在老年性肺结核中的应用.docVIP

精品论文 参考文献 16排螺旋CT平扫在老年性肺结核中的应用 张 鑫1 陈文书1 钟志伟2通讯作者 　　1.河北省新乐市医院 河北新乐 050700； 　　2.河北医科大学第三医院 河北石家庄 050031 　　【摘 要】目的：分析老年性肺结核的16排螺旋CT表现，评价16排螺旋CT 检查对老年性肺结核诊断的价值。方法：对76例临床及病理证实的老年性肺结核患者的16排螺旋CT影像特点进行综合回顾性分析。结果：病变累及上叶尖、后段或/和下叶背段病例病变占86%，累及下叶其他肺段病例占67%；两肺叶以上受累者占93%。病变的主要CT征象：纤维化病灶73例，肺内钙化灶49例，空洞样病灶 32 例，斑片样病灶25例，结节样（0.4-2,0cm）病灶 19 例，粟粒样（lt;0.4cm）病灶 3 例 ,肿块样(gt;2.0cm)病灶5例。淋巴结肿大47例（含钙化28例），仅胸膜增厚26例，胸腔积液 18 例。结论：老年性肺结核新旧病灶共存，病灶范围广，多累及两叶以上，合并症多，薄层重建可更好分辨病灶性质。 　　【关键词】结核；肺；老年人；体层摄影术；X 线机算机；多层螺旋 　　【中图分类号】R521 【文献标识码】B 【文章编号】1674-8999（2015）8-0105-02 　　The Application of 16-slice spiral CT Plain Scanning in Tuberculosis in the Elderly 　　【Abstract】Objective:analysis on the tuberculosis in the elderlyrsquo;s 16-slice spiral CT findings,evaluate 16-slice spiral CTrsquo;s diagnosis significance on tuberculosis in the elderly.Methods:comprehensively and retrospectively analyze 16-slice spiral CT findings of 76 tuberculosis in the elderly patients that have been clinically and pathologically validated.Results: 86% of the lesions involve tip or posterior segments of superior lobe and/or posterior segment of lower lobe, 67% lesions involve inferior lobe and other segments, 93% lesions involve more than 2 lobes.Major CT findings:73 fibrotic lesions, 49 calcification lesions in lungs, 32 cavitary lesions, 25 patchy lesions, 19 nodular lesions（0.4-2,0cm）,3 miliary lesions（lt;0.4cm）,5 mass lesions(gt;2.0cm) were observed.47 lymphadenectasis (including 28 calcification lesions),26 only showed pleural thickening,18 pleural effusion were observed.Conclusion:for tuberculosis in the elderly,new lesions usually coexists with old ones,the lesionsrsquo;extend is comprehensive, usually involves more then 2 lobes,combinations are often seen,through thin-layered rebuilding,doctor may better view the nature of lesions. 　　【Key words】 Tuberous, Lung；The elderly , Body section radiography, X-ray computer, Multi-slice spiral 　　结核病是由结核分枝杆菌引起的传染性疾病，我国每年估计的新发结核病人数在世界范围内居第二位【1】。据全国第4次结核病流行病学抽样调查