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CT features of extraosseous Ewing sarcoma of the liver: a case report

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Author:
No author available
Journal Title:
Chinese Journal of Radiology
Issue:
8
DOI:
10.3760/cma.j.cn112149-20200817-01009
Key Word:
肝肿瘤;肉瘤,Ewing;体层摄影术,X线计算机

Abstract: 本文报道肝脏骨外尤因肉瘤影像学表现1例。患者为42岁男性,CT表现为肝右叶S6、S7段巨大团块状软组织肿块,边界清楚、轻度分叶伴假包膜。CT平扫密度不均,内见不规则多灶性囊变坏死区,未见钙化。增强后动脉期肿块实性成分呈轻度强化,内见细小线状肿瘤血管,门静脉期和延迟期实性成分渐进性中度强化,坏死区无强化。肿块的假包膜在延迟期强化。周围肝组织和血管等结构受压,门静脉右支未见癌栓,下腔静脉肝段未见侵犯。病理诊断为肝脏骨外尤因肉瘤。

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