Neoplasms of the spinal canal encompass a range of tumors which arise from or involve the spinal cord, theca, and spinal nerves.
Pathology
These can be divided according to the tissue/structure of origin within the spinal canal. Tumors of vertebral bodies are discussed separately: see vertebral body tumors.
Spinal cord (intramedullary)
spinal astrocytoma (diffuse)
spinal cord metastasis (intramedullary)
spinal leptomeningeal metastases (these can mimic exophytic tumors)
See also the article on intramedullary spinal tumors
Intradural extramedullary
See also the article on intradural extramedullary spinal neoplasms
Extradural
local spread of primary bone or soft tissue tumor
-
tumor mimics
See also the article on spinal epidural mass
Cauda equina and filum terminale
spinal lymphoma/leukemia
See also the article on neoplasms of the cauda equina