Abstract
本文报道1例下颌骨去分化软骨肉瘤。患者男，51岁，影像学考虑骨肉瘤，术前穿刺活检仅提示为富于软骨的恶性肿瘤，未能明确诊断，手术完整切除下颌骨及肿瘤，术后充分取材。镜下肿瘤由分界清楚的低级别软骨肉瘤及高级别梭形细胞肉瘤组成，一代测序无IDH1/2突变。本例报道有助于提高对罕见部位去分化软骨肉瘤的认识，尤其是穿刺组织及刮除组织，避免误诊及漏诊。.
MeSH terms
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Chondrosarcoma* / genetics
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Chondrosarcoma* / pathology
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Chondrosarcoma* / surgery
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Humans
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Male
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Mandibular Neoplasms* / genetics
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Mandibular Neoplasms* / pathology
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Mandibular Neoplasms* / surgery
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Middle Aged
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Osteosarcoma / pathology
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Osteosarcoma / surgery