鼻腔鼻窦少见非上皮性肿瘤9例分析|耳鼻喉科|医学论文发表|医学论文投稿|中国医学论文投稿网 瘤例1于8个月后死亡，例2于术后6个月复发后拒绝治疗，例3失访（按死亡计算）。 3 讨 论 恶性周围神经鞘膜瘤(malignant peripheral nerve sheath tumor，MPNST)是由纤维母细胞、EMA阳性的束膜细胞、雪旺细胞、CD34阳性的树突状细胞、原始神经上皮细胞等构成的一
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Most of the cases mistaken as synovial sarcoma were MPNST that accounted for 31.8%.
最易误诊为滑膜肉瘤的肿瘤是恶性周围神经鞘膜瘤，占31 .8%。
Results There were 14 schwannomas, 5 neurofibromas, 5 malignant peripheral nerve sheath tumors(MPNST), and 1 peripheral primitive neuroectodermal tumor.
结果神经鞘瘤14例，神经纤维瘤5例，恶性周围性神经鞘瘤（MP NST） 5例，原始神经外胚层瘤1例。
The present results indicate that the MPNST is an uncommon aggressive neoplasm, and it is recommended that patients with NF-I be closely followed up for MPNST development.
而对于患有纤维神经瘤病的病人应该密切的追踪是否产生此恶性肿瘤。
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