Term
Intramedullary
Cyst with or without solid component enhancing or non-enhancing |
|
Definition
Syrinx
Hemangioblastoma
Pilocytic astrocytoma
Myxopapillary ependymoma
ependymoma
|
|
|
Term
Intramedullary
Focal signal abnormality
w/wo enhancement |
|
Definition
Met
Astrocytoma
Ependymoma
Hemangioblastoma, solid
Cavernoma
Demyelinating disease
Sarcoid
Lymphoma |
|
|
Term
Intramedullary
Diffuse signal abnormality
w/wo enhancement |
|
Definition
Astrocytoma
Demyelinating disease
Transverse myelitis, ADEM
Vasculitis, such as lupus
Sarcoid
Lymphoma
Infarct
Dural AVF |
|
|
Term
Posterior column spinal cord signal abnormality
Special ddx = ? |
|
Definition
Posterior spinal artery infarct
B12 deficiency
Copper deficiency
Cerebrotendinous xanthomatosis |
|
|
Term
Intradural extramedullary lesions
DDx = ? |
|
Definition
Tumor
-
Myxopapillary ependymoma
-
Ependymoma
-
Neurofibroma
-
Schwannoma
-
Meningioma
-
Drop mets
Dermoid/Epidermoid
Arachnoid cyst
Lipoma |
|
|
