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- 女性/60岁 右前臂肿瘤
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本帖最后由 于 2010-02-08 20:30:00 编辑
成年人，前壁缓慢生长的肿块，边界清，分叶状，梁索状硬化的胶原纤维束，穿插在上皮样肿瘤细胞间，显示肿瘤细胞呈小巢状或腺泡状排列，细胞异型性小，胞浆透明或嗜伊红色，未见核分裂。
1、考虑硬化性上皮样纤维肉瘤，低度恶性，Vim、EMA。
2、需排除上皮样恶性神经鞘瘤，尤其是硬化性上皮样纤维肉瘤伴神经鞘瘤分化时，仔细寻找神经分化区域，免疫标记：S-100。
3、间质硬化的腺泡状软组织肉瘤：多见于年轻人，腺泡状或巢状结构,其周围由薄壁样、窦隙样血管环绕,形成器官样结构。
可能考虑的不够全面，期待大家进一步讨论。
- 广州金域病理
有关“上皮样”肿瘤的类型
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2. 恶性黑色素瘤
3. 透明细胞肉瘤
4. 上皮样血管瘤
5. 上皮样血管内皮瘤
6. 上皮样血管肉瘤
7. 上皮样肉瘤
8. 上皮样脂肪肉瘤
9. 上皮样平滑肿瘤
10.上皮样纤维组织细胞瘤
11.滑膜肉瘤-上皮型
12.上皮样神经鞘瘤
13.恶性周围神经鞘瘤-上皮型
14.孤立性纤维瘤-上皮型
15.GIST – 上皮型
16.上皮样血管球瘤
17.硬化性上皮样纤维肉瘤
18.其他
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