摘要
目的:探讨肝细胞癌边缘部的CT征象与病理基础。材料和方法:搜集45例经手术、病理证实的肝细胞癌,观察其术前边缘部的CT表现及各种病理改变。结果:(1)找出了肿瘤边缘部三种不同形态的病理学基础;(2)CT增强扫描后,肿瘤呈边缘不清者,病灶大多有缩小;(3)发现了瘤旁小门静脉癌栓的CT征象,并得到病理检查证实,其发生率的高低与CT的肿瘤边缘形态分类及癌细胞的分级有关。结论:(1)肝细胞癌边缘部的CT形态分类,能较好地反映肿瘤包膜的完整程度;(2)肝细胞癌边缘部的CT形态分类,对于术前评估肿瘤的浸润程度和范围。
Purpose:TostudytheCTfeaturesofhepatocelularcarcinoma(HCC)anditspatho-logicbasis.Materialsandmethods:TheCTpatternsoftumorborderandthepathologicalchangeswerestudiedin45casesofHCC,whichwereconfirmedbyoperationandpathology.Results:(1)thepathologicalbasisofthreediferentCTpaternsoftumorborderweresuggested;(2)Afteren-chancement,thefociwithblurredmarginonCTwerefoundtoreduceinsize;(3)TheCTfeaturesofsmalportalveintumorthrombus(SPVTT)inthesurroundingareasoftumorweredescribedwhichwereconfirmedbypathologicalfindings.TheincidenceofSPVTTwasrelatedtotheCTtypesoftu-morborderandgradingoftumorcels.Conclusion:(1)TheintegrityoftumorcapsulecouldbewelreflectedbytheCTtypesoftumorborderinHCC;(2)TheCTtypesoftumorborderwereusefultoestimatetheextentoftumorinvasion,aswelasgradingoftumorcelsandtopredicttheincidenceofSPVTT.
出处
《中华放射学杂志》
CAS
CSCD
北大核心
1996年第12期815-819,共5页
Chinese Journal of Radiology
关键词
肝细胞
癌
病理学
CT
肝肿瘤
Carcinoma,hepatocelularPathologyTomography,X-raycomputed