問題詳情
46.下列關於intramedullary spinal cord tumor的敘述，何者錯誤？
(A)intramedullary spinal cord tumor約占所有spinal tumor的5%
(B)primary intramedullary spinal cord lymphoma相當罕見
(C)最常見的intramedullary spinal cord tumor為轉移性腫瘤
(D)黏液乳突狀室管膜瘤（myxopapillary ependymoma）較常長在腰椎處
參考答案