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实性孤立性肺浸润性黏液腺癌与非黏液腺癌的CT表现差异

Journal of third military medical university(2021)

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Abstract
目的 探讨实性孤立性肺浸润性黏液腺癌(solid solitary mucinous lung invasive adenocarcinoma,SS-MLIA)与实性孤立性肺浸润性非黏液腺癌(solid solitary non-mucinous lung invasive adenocarcinoma,SS-NMLIA)的CT表现差异.方法 回顾性分析本院2014-2020年经手术病理证实的47例SS-MLIA(黏液腺癌组)与277例SS-NMLIA(对照组)患者的临床及CT资料,比较两组临床特征及CT征象.结果 ①临床特征:两组间性别、年龄、吸烟史及临床TNM分期差异均无统计学意义.②平扫CT征象:黏液腺癌组下叶分布、充气支气管征、钙化及紧贴胸膜的出现率均显著高于对照组,而胸膜牵拉征出现率显著低于对照组(P均<0.05),而两组边界情况、分叶征、毛刺征及含气腔隙的出现率差异均无统计学意义.③增强CT征象:黏液腺癌组血管造影征及液性无强化低密度区的出现率均显著高于对照组,而△CT动脉期及△CT静脉期均显著低于对照组(P均<0.05).结论 SS-MLIA与SS-NMLIA的CT表现存在一定差异,下叶分布、充气支气管征、钙化、紧贴胸膜、强化程度较轻、血管造影征及液性无强化低密度区需高度警惕SS-MLIA.
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Key words
lung cancer,mucinous adenocarcinoma,tomography,x-ray computer
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