骨骼是转移性疾病的第三大好发部位,仅次于肺和肝。脊柱又是骨转移最常见的部位,最常见于胸椎,其次是腰椎和颈椎~[1]。5%~10%的癌症患者会发展为脊柱转移~[1]。不同的原发肿瘤的脊柱转移瘤发生率也不尽相同。常见的易发生骨转移的肿瘤包括:乳腺癌(72%)、前列腺癌(84%)、甲状腺癌(50%)、肺癌(31%)、肾癌(37%)、胰腺癌(33%)。脊柱转移瘤可以侵犯骨质、硬膜 Bones are the third most common source of metastatic disease, second only to lungs and liver. Spine is the most common site of bone metastases, the most common in the thoracic spine, followed by lumbar and cervical ~ [1]. 5% to 10% of cancer patients develop spine metastases ~ [1]. Different primary tumors have different rates of spinal metastases. Common tumors that predispose to bone metastases include breast cancer (72%), prostate cancer (84%), thyroid cancer (50%), lung cancer (31%), kidney cancer (37%), pancreatic cancer . Spinal metastases can infringe the bone, dura