甲状腺肿瘤；X线计算机体层摄影;_诊断_

甲状腺癌的CT表现及诊断价值

http://www.100md.com 《新疆医科大学学报》 2006年第7期

甲状腺肿瘤；X线计算机体层摄影;,诊断,,甲状腺肿瘤；X线计算机体层摄影;,诊断,摘要,关键词,1材料与方法,2结果,3讨论,参考文献

     摘要: 目的：探讨甲状腺癌的CT表现及诊断价值。方法：回顾性分析经手术和病理证实的35例甲状腺癌患者的CT表现。结果：肿瘤的大小、形态不规则，密度为不均匀的低密度。边缘不清晰者31例(88.5%)，肿瘤内见沙砾状、斑点状钙化者10例(28.6%)，见囊变区者15例(42.9%)，其囊壁厚薄不均，有壁结节形成。18例增强扫描肿瘤呈不均匀强化。病变呈浸润性生长10例(28.6%)，气管受侵犯3例，食管受侵犯1例，咽喉受侵犯1例，颈部肌肉、血管鞘和皮肤受侵犯4例。颈部淋巴结转移16例(45.7%)，其中单侧转移12例，双侧转移4例。结论：甲状腺癌的CT特征性表现对于甲状腺癌术前确诊断和治疗方案的制定有重要意义。

    关键词: 甲状腺肿瘤；X线计算机体层摄影; 诊断

    CT appearances and diagnostic value in thyroid carcinoma

    BIAN Xuefeng, RAO Kuncheng

    (Department of Radiology, People′s Hospital of Hetian Prefecture, Hetian 848000, China)

    Abstract: Objective: To evaluate the CT appearances and diagnostic value of thyroid carcinoma. Methods: CT appearances of thyroid carcinoma proved by surgery and pathology in 35 patients were reviewed. Resuts: The thyroid carcinoma showed heterogeneous denstiy, and irregular shape. Thirtyone cases were illdefined margin (88.5%). Fine granular calcifications were revealed in 10 cases (28.6%). Cystic formation with intracystic high density papillarylike nodules were found in 15 cases (42.9%). Eighteen cases were heterogeneous enhanced in contrast enhancement. Ten cases (28.6%) with invasion to adjacent structures and 16 cases (45.7%) were revealed metastatic lymphadenopathy on the neck. Conclusion: The characteristic appearances of thyroid carcinoma on CT is helpful in the diagnosis of thyroid carcinoma and can provide reliable information in surgical planning. ......

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