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原发性肝未分化肉瘤的病理特征(附2例报告) 被引量:2

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摘要 目的探讨原发性肝未分化肉瘤的病理特征。方法对2例原发性肝未分化肉瘤患者的的病理检查资料作分析。结果肿瘤呈胚胎性间叶性分化,异型性明显并可出现多核瘤巨细胞,核分裂多见,间质为丰富的黏液样基质;肿瘤边缘可见包绕的肝细胞和扩张的胆管,在瘤细胞质内或细胞外基质中可见PAS阳性的嗜酸性球形小体;免疫组化检查瘤细胞Vim、desmin、SMA均可阳性。结论原发性肝未分化肉瘤可能来自原始多潜能干细胞,其组织学呈现为肿瘤形态多样性和分化方向不确定性。
出处 《山东医药》 CAS 北大核心 2010年第42期56-57,共2页 Shandong Medical Journal
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