Plasmacytomas of the dura are uncommon plasma cell tumors that may occur as a solitary neoplasm or, more commonly, in association with multiple myeloma.
孤立性的硬膜浆细胞瘤是不常见的，而多发性骨髓瘤相关的浆细胞瘤相对更常见些。
The confirmed cases included: 1 case of solitary plasmacytoma, 24 metastasis lesions, 5 tuberculosis, 4 multiple myeloma, 2 malignant lymphoma and 3 bony infection. 3 cases were misdiagnosed.
确诊病例包括：孤立性浆细胞瘤1例，转移癌2 4例，结核5例，多发性骨髓瘤4例，恶性淋巴瘤2例，骨感染3例，3例误诊。
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