Results.The differential diagnosis of primary solitary spinal amyloidoma includes metastasis, infection, primary bone tumors, plasmocytoma, and Potts abscess.

• 结果：原发性单发性脊柱淀粉样瘤的鉴别诊断包括转移瘤、感染、原发性骨肿瘤、浆细胞瘤及Potts脓肿。