骨干骨肉瘤的误诊（附１１例报告）天津市天津医院［３００２１１］黄韧骨肉瘤是发生于骨的最常见的原发性恶性肿瘤。其好发部位在长骨的干骰端，骨干骨肉瘤则相当罕见。我院自１９８５年至１９９４年４月近１０年共收治骨肉瘤患者３４８例，其中骨干骨肉瘤１１例，均经病... Misdiagnosis of osseous osteosarcoma (a report of 11 cases) Tianjin Hospital of Tianjin [300211] Yellow osseous osteosarcoma is the most common primary malignancy occurring in bone. Its predilection site is in the metaphysis of long bones, and backbone osteosarcoma is quite rare. In our hospital from 1985 to April 1994, a total of 348 osteosarcoma patients were treated and treated, including 11 cases of osteosarcoma;