MRI
Sagittal T1
Sagittal T2
Axial T1
Axial T2
Sagittal T1 C+ fat sat
Axial T1 C+ fat sat
What are the two main entities to be considered?
Schwannoma and myxopapillary ependymoma.
An ovoid intrathecal extramedullary mass is located at the level of the conus, but clearly not arising from it. It has a cystic centre and vivid peripheral enhancement.