39论著影像研究与医学应用2024年1月第8卷第1期肝硬化再生结节与小肝癌结节的影像学特征分析周群高（贺州市人民医院放射科广西贺州542800）AnalysisofimagingfeaturesofregenerativenodulesandsmallhepaticcarcinomanodulesincirrhosisZHOUQungaoDepartmentofRadiology,HezhouPeople'sHospital,Hezhou,Guangxi542800,China【Abstract】ObjectiveTheimagingfeaturesofcirrhoticregenerativenodulesandsmallhepaticcarcinomanoduleswereanalyzed.MethodsTheimagingdataof66patientswithlivercirrhosisadmittedtoHezhouPeople'sHospitalfromJune2020toJune2023wereselectedtoexploretheimagingfeaturesofregenerativenodulesandsmallhepaticcarcinomanodulesinlivercirrhosis.ResultsMagneticresonanceimaging-diffusion-weightedimaging(MRI-DWI)scanshowedthattheaveragelesionsizeandtheapparentdiffusioncoefficient(ADC)ofthecirrhoticregenerativenodulegroupwerehigherthanthoseofthesmallhepaticcarcinomanodulegroup,andthedifferenceswerestatisticallysignificant(t=6.903,5.593,P<0.05);therateoftheslightlyhighsignalandequalsignalofT1WIincirrhosisregenerativenodulegroupwashigherthanthatinsmallhepaticcarcinomanodulegroup(χ2=12.158,10.627,P<0.05),andthepresentationrateofequalsignalorlowsignalwaslowerthanthatofsmallhepaticcarcinomanodulegroup(χ2=31.611,P<0.05).ThelowsignalpresentationrateofT2WIinthecirrhosisregenerativenodulegroupwashigherthanthatinthesmallhepaticcarcinomanodulegroup,andtheequalsignal,highsignal,orslightlyhighsignalpresentationratewaslowerthanthatinthesmallhepaticcarcinomanodulegroup,andthedifferenceswerestatisticallysignificant(χ2=54.393,P<0.05).ConclusionMagneticresonanceimagingcanbetteridentifycirrhoticregenerativenodulesandsmallhepaticcarcinomanodules,andimprovethediagnosisrateofearlyhepaticcarcinoma.【Keywords】Regenerativenodulesoflivercirrhosis;Smallhepaticcarcinomanodules;Imagingfeature【摘要】目的：分析肝硬化再生结节与小肝癌结节的影像学特征。方法：回顾性分析2020年6月—2023年6月贺州市人民医院收治的66例肝硬化患者的影像学资料，探讨肝硬化再生结节与小肝癌结节的影像学特征。结果：磁共振成像-弥散加权成像（MRI-DWI）扫描发...
