兔VX2肾癌模型的建立及其影像学表现

兔VX2肾癌模型的建立及其影像学表现　 作者：佘军军，王子明，程伟，戴社教，白芝兰，车向明 【关键词】 磁共振成像 Establishment of rabbit VX2 renal carcino

兔VX2肾癌模型的建立及其影像学表现 作者：佘军军，王子明，程伟，戴社教，白芝兰，车向明 【关键词】磁共振成像 EstablishmentofrabbitVX2renalcarcinomamodelandits manifestationsinimagingexamination 【Abstract】AIM:ToestablishrabbitVX2renal carcinomamodelandobserveitsmanifestationsinspiral CT,MRIandDSA.METHODS:VX2renalcarcinomawasinduced in20NewZealandrabbitsthroughVX2carcinomablock transplantation,andthenthecarcinomawasexamined throughCT,MRIandangiographyindifferentperiods. RESULTS:Carcinomaformationratewas100%.Allthe carcinomaswereshowntobeisointenseorhypointense lesionsthroughnormalspiralCT.Thecarcinomaspresented hypointensenodulesandtheenhancededgesthrough contrastenhancedspiralCT.Thecarcinomaspresented comparativelyuniformhypointenselesionsinT1WIMRimages andhyperintenselesionsinT2WIMRimages.Threeweeks later,thecarcinomasshowedmixednodulesofhypointense andhyperintensebecauseofliquefactionandnecrosis.In