Objective To study the pathological characteristics of primitive neuroectodermal tumor(PNET) of bone and soft tissue.
目的探讨原始神经外胚层瘤（PNET）的病理学特点及其临床意义。
Despite primitive methods and materials, some of these early implants actually fused with the bone.
尽管材料和方法原始，但事实上这些早期的种植体已经和骨骼融合在一起了。
They can also arise in endochondral bone; or primitive mesenchymal cells in the brain, meninges, membranous bone, or soft tissue.
它们可以起源于软骨内骨、或者脑内的间充质细胞、脑膜、膜内成骨或者软组织。
They can also arise in endochondral bone; or primitive mesenchymal cells in the brain, meninges, membranous bone, or soft tissue.
它们可以起源于软骨内骨、或者脑内的间充质细胞、脑膜、膜内成骨或者软组织。
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