LIU Lu 1,2 , LU Ya 3 , LIU Xijiao 1 , WU Bing 1
  • 1. Department of Radiology, West China Hospital of Sichuan University, Chengdu 610041, P. R. China;
  • 2. Department of Radiology, West China No.4 Hospital of Sichuan University, Chengdu 610041, P. R. China;
  • 3. Department of Pathology, West China Hospital of Sichuan University, Chengdu 610041, P. R. China;
WU Bing, Email: bingwu69@163.com
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Objective  To evaluate the imaging features of hepatic epithelioid hemangioendothelioma (HEHE). Methods  The imaging data of 15 patients with HEHE proved by surgery and pathology who reeived treatment in West China Hospital from Jul. 2012 to Aug. 2018, were retrospectively analyzed. The location, boundary, density/signal, and enhanced features of tumor were observed. Results  Among 15 cases, there were 3 cases of single, 5 cases of multiple, and 6 cases of fusion. Thirteen cases were distributed under the capsular of liver, accompanied by the capsule retraction sign, 14 cases had lollipop sign, 7 cases had core pattern sign. On plain CT images, the lesions manifested as low density. On plain MR images, the lesions had hypointense on T1-weighted images and hyperintense on T2-weighted images. The enhanced scanning could be characterized by mild enhancement, rim-like enhancement at early phase, and progressive centripetal fill-in enhancement during dynamic phase imaging. Conclusions  CT and MRI imagings of HEHE are different, and there are certain characteristics of capsule retraction sign, lollipop sign, and core pattern sign.

Citation: LIU Lu, LU Ya, LIU Xijiao, WU Bing. Imaging features of hepatic epithelioid hemangioendothelioma. CHINESE JOURNAL OF BASES AND CLINICS IN GENERAL SURGERY, 2018, 25(2): 229-234. doi: 10.7507/1007-9424.201801007 Copy

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