Optic nerve sheath meningiomas, formerly thought to be rare, have been encountered with surprising frequency since the widespread use of computed tomography. Early diagnosis led to an enthusiastic ...

Nicola went to see a doctor and was told she needed an MRI ... but it revealed meningioma – a tumor in a rare and dangerous ...

[143] Lesions within the brainstem may cause injury to the CN III, CN IV or CN VI nuclei or fascicles resulting in oculomotor, trochlear or abducens nerve ... MRI. Mimickers of demyelinating optic ...