骨转移瘤系指癌、肉瘤或其它恶性病变转移到骨骼而发病者 ,较原发性良、恶性骨肿瘤多见。骨转移瘤中以癌最多 ,恶性肿瘤中发现骨转移约 2 7.2 %。骨骼对 X线摄影具有良好的自然对比 ,故 X线平片检查仍是诊断骨转移瘤的主要方法之一 [2 ]。本文收集经手术病理或 ECT证实 ,并具有 Bone metastases refers to the cancer, sarcoma or other malignant lesions transferred to the bone and the incidence of patients with primary benign and malignant bone tumors more common. Bone metastases in the most cancer, bone metastases found in about 22.2% of malignant tumors. Bone to X-ray photography has a good natural comparison, so X-ray examination is still one of the main methods of diagnosis of bone metastases [2]. This collection of surgical pathology or ECT confirmed and has