方法对经手术和病理证实的18例表面骨肉瘤进行回顾性分析。
Methods a retrospective review was performed on 18 patients of osteosarcoma arising on the surface of the bone confirmed by surgery and pathology.
至今全部病例存活，其中高度恶性表面骨肉瘤的病人随访时间为6个月。
The patient with high - grade surface osteosarcoma was followed up for 6 months.
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