孤立性球形肺结核的CT表现

The Journal of Practical Medicine(2010)

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Abstract
目的:探讨肺孤立性球形肺结核的CT表现特点,提高诊断正确率。方法:收集58例经病理或临床证实的肺部孤立性球形肺结核,并对其影像学表现进行回顾性分析。结果:按病灶直径大小分3类:(1)纤维干酪结节(<2cm)19例,10例行增强扫描为无强化或轻微强化;(2)结核瘤(2~5cm)25例,16例行增强扫描,不强化3例,周边强化2例,包膜样强化4例,轻中度广泛强化3例,不均匀蜂窝状强化4例;(3)巨大干酪块(>5cm)14例,9例行增强扫描,周边或包膜样强化2例,不均匀蜂窝状强化7例。结论:不同大小的孤立性球形肺结核影像表现有一定的差异,增强检查对球形肺结核的诊断具有重要意义。
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