{"title":"眼外肌颗粒细胞瘤的CT和MRI表现","authors":"M. Qi, N. Lin, Yaru Sheng, Ting Yuan, Y. Sha","doi":"10.3760/CMA.J.ISSN.1005-1201.2020.02.013","DOIUrl":null,"url":null,"abstract":"笔者报道3例眼肌颗粒细胞瘤(GCT)的影像及病理表现。GCT的影像特点为肿块以肌腹为中心,CT上呈均匀等或稍高密度;常规MRI,相对于脑灰质,肿块于T1WI呈等信号、T2WI上呈低信号,增强扫描呈中等至显著强化;扩散加权成像呈等或稍低信号,平均表观扩散系数为0.60×10-3 mm2/s。GCT的病理特点为瘤细胞体积大,且细胞排列紧密,胞质充满嗜酸性颗粒,S-100表达强阳性。","PeriodicalId":39377,"journal":{"name":"Zhonghua fang she xue za zhi Chinese journal of radiology","volume":null,"pages":null},"PeriodicalIF":0.0000,"publicationDate":"2020-02-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":"0","resultStr":"{\"title\":\"CT and MRI findings of granulosa cell tumor in extraocular muscle\",\"authors\":\"M. Qi, N. Lin, Yaru Sheng, Ting Yuan, Y. Sha\",\"doi\":\"10.3760/CMA.J.ISSN.1005-1201.2020.02.013\",\"DOIUrl\":null,\"url\":null,\"abstract\":\"笔者报道3例眼肌颗粒细胞瘤(GCT)的影像及病理表现。GCT的影像特点为肿块以肌腹为中心,CT上呈均匀等或稍高密度;常规MRI,相对于脑灰质,肿块于T1WI呈等信号、T2WI上呈低信号,增强扫描呈中等至显著强化;扩散加权成像呈等或稍低信号,平均表观扩散系数为0.60×10-3 mm2/s。GCT的病理特点为瘤细胞体积大,且细胞排列紧密,胞质充满嗜酸性颗粒,S-100表达强阳性。\",\"PeriodicalId\":39377,\"journal\":{\"name\":\"Zhonghua fang she xue za zhi Chinese journal of radiology\",\"volume\":null,\"pages\":null},\"PeriodicalIF\":0.0000,\"publicationDate\":\"2020-02-10\",\"publicationTypes\":\"Journal Article\",\"fieldsOfStudy\":null,\"isOpenAccess\":false,\"openAccessPdf\":\"\",\"citationCount\":\"0\",\"resultStr\":null,\"platform\":\"Semanticscholar\",\"paperid\":null,\"PeriodicalName\":\"Zhonghua fang she xue za zhi Chinese journal of radiology\",\"FirstCategoryId\":\"3\",\"ListUrlMain\":\"https://doi.org/10.3760/CMA.J.ISSN.1005-1201.2020.02.013\",\"RegionNum\":0,\"RegionCategory\":null,\"ArticlePicture\":[],\"TitleCN\":null,\"AbstractTextCN\":null,\"PMCID\":null,\"EPubDate\":\"\",\"PubModel\":\"\",\"JCR\":\"Q4\",\"JCRName\":\"Medicine\",\"Score\":null,\"Total\":0}","platform":"Semanticscholar","paperid":null,"PeriodicalName":"Zhonghua fang she xue za zhi Chinese journal of radiology","FirstCategoryId":"3","ListUrlMain":"https://doi.org/10.3760/CMA.J.ISSN.1005-1201.2020.02.013","RegionNum":0,"RegionCategory":null,"ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"Q4","JCRName":"Medicine","Score":null,"Total":0}