extraaxial

ex·tra·ax·i·al

(eks'tră-aks'ē-ăl), Off the axis; applied to intracranial lesions that do not arise from the brain itself.

extraaxial

adjective Outside the CNS

ex·tra·ax·i·al

(eks'tră-aks'ē-ăl) Off the axis; applied to intracranial lesions that do not arise from the brain itself.