Synonyms: extradural spinal canal tumour tumor of epidural spinal canal epidural spinal canal tumors neoplasm of the epidural spinal canal tumor of the extradural spinal canal extradural spinal tumours tumour of the extradural spinal canal neoplasm of the extradural spinal canal neoplasm of extradural spinal canal epidural space neoplasm epidural spinal tumors epidural spinal tumours epidural space tumor epidural spinal canal tumor neoplasm of epidural space extradural spinal canal tumor tumour of epidural spinal canal tumor of extradural spinal canal extradural spinal canal neoplasm extradural spinal canal neoplasms extradural tumour epidural space tumour extradural spinal neoplasms epidural tumor epidural spinal canal tumour epidural tumour neoplasm of epidural spinal canal epidural spinal canal neoplasm extradural neoplasm epidural spinal canal tumours tumor of the epidural spinal canal tumour of epidural space tumour of the epidural spinal canal tumor of epidural space tumour of extradural spinal canal epidural neoplasm extradural spinal tumors extradural tumor epidural spinal neoplasms