cerebellopontine angle tumor

Bruns nystagmus is an unusual type of bilateral nystagmus most commonly occurring in patients with cerebellopontine angle tumours.

Further causes, besides an aneurysm, multiple sclerosis or cerebellopontine angle tumor, include: a posterior fossa tumor, any other expanding lesion or even brainstem diseases from strokes.

He also did the first operation for complete removal of a cerebellopontine angle tumor, as well as being one of the first surgeons to perform a radical mastoidectomy with ligation of the jugular vein.