肺黏膜相关性淋巴瘤~(18)F-FDG PET/CT显像表现(附3例报告)

Acta Universitatis Medicinalis Nanjing(Natural Science)(2010)

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Abstract
目的:探讨肺黏膜相关性淋巴瘤(MALT淋巴瘤)的18F-脱氧葡萄糖(18F-FDG)PET/CT显像特点及其诊断价值。方法:回顾性分析3例经病理证实的肺MALT淋巴瘤的临床资料和PET/CT影像特点。结果:胸部CT表现为单发或多发实变影、肿块影、磨玻璃样影,内可有达肺外带的支气管充气征;少数可合并胸腔积液、胸膜不规则结节样增厚,可伴有淋巴结增大。3例病灶18F-FDG代谢增高。结论:肺MALT淋巴瘤是非霍奇金淋巴瘤一独特亚型,影像学表现为边缘模糊的肿块或实变影,内可有达肺外带的支气管充气征,FDGPET代谢增高,确诊主要依靠病理组织学和免疫组化。
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Key words
deoxyglucose,tomography,pulmonary mucosa associated lymphoid tissue lymphoma,emission-computed
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