肝胰恶性纤维组织细胞瘤的CT表现

目的 探讨肝胰恶性纤维组织细胞瘤的CT表现。方法 分析经手术病理证实的肝脏恶性纤维组织细胞瘤2例和胰腺恶性纤维组织细胞瘤1例的CT表现，并复习文献资料。结果 肝胰恶性纤维组织细胞瘤CT表现为肝胰巨大实性或囊实性肿块，实性病灶内有分隔，囊性病灶囊壁有壁结节，增强扫描肿块呈边缘不规则环形强化，强化呈快进慢出的表现。结论 肝胰恶性纤维组织细胞瘤的CT表现缺乏特征性，术前定性诊断困难。

The CT findings of hepatic and pancreatic malignant fibrous histiocytoma

Objective To study CT manifestations of hepatic and pancreatic malignant fibrous histiocytoma(MFH). Methods The CT manifestations were analyzed in two cases of hepatic MFH and one case of pancreatic MFH proved by operation and pathology and the literatures were reviewed Results The CT manifestation of MFH was a huge solid or cystic tumor in liver or pancreas. There are separators in solid tumor and wall nodes in the cystic tumor. In scan, The tumor showed peripheral and irregular enhancement . The enhancement pattern was manifested fast in and slow out. Conclusion There was no characteristic CT manifestation in hepatic and pancreatic MFH and the diagnosis was difficult to determine its nature before operation.