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原发性透明细胞型肝癌的三期增强CT表现与病理分化程度研究 |
Correlation between 3-phase contrast-enhanced spiral CT features and pathological grading of primary clear cell carcinoma of liver |
投稿时间:2015-06-13 修订日期:2015-08-18 |
DOI:10.3969/j.issn.1000-0399.2015.12.013 |
中文关键词: 三期增强CT 透明细胞癌 肝细胞癌 免疫组化 |
英文关键词: 3-phase contrast-enhanced spiral CT Clear cell carcinoma Hepatocellular carcinoma Immunohistochemistry |
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中文摘要: |
目的 探讨原发性透明细胞型肝癌(PCCCL)三期增强CT表现与病理分化程度间的相关性.方法 分析9个经病理证实病灶三期增强CT表现,并与其病理分化程度进行对照.结果 1个病灶动脉期呈高密度,门静脉呈稍高密度,延迟期为低密度,病理为低分化;另3个平扫及三期增强较邻近正常肝实质为低密度,病理示1个为中分化,2个为高-中分化;余5个"快进快出"病灶均为低分化.结论 PCCCL三期增强CT相对肝实质呈低密度者多见于中高分化小肝癌. |
英文摘要: |
Objective To investigate the correlation between 3-phase contrast-enhanced spiral CT features and pathological grading of primary clear cell carcinoma of the liver(PCCCL). Methods The CT manifestations of 9 PCCCL lesions confirmed pathologically were retrospectively analyzed. The pathological and CT features were analysed and reviewed. Results Five lesions showed rapid wash-out of contrast agent on dynamic contrast CT scans. One lesion appeared avid enhancement on hepatic arterial phase. The lesion which was poorly differentiated remained slightly hyper-attenuation on portal venous phase. The rest three lesions showed low density on pre-contrast CT scans and hypo-intensity to the adjacent liver parenchyma on hepatic arterial phase,portal venous phase and equilibrium phase. One lesion was well-differentiated. Two lesions were well and moderately differentiated. Conclusion Small well-differentiated PCCCL often appears in small atypical hypo-vascular hepatocellular carcinoma on CT characters. |
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