Trigeminal schwannoma presenting as a gelastic seizure: no laughing matter

Abstract

We present the case of a 66 year old gentleman with trigeminal schwannoma whose only presenting feature was a single gelastic seizure. This is the first case report of pathological laughter in trigeminal schwannoma in the absence of other trigeminal, brainstem, cerebellar or other cranial nerve dysfunction.

Keywords:

• Trigeminal schwannoma
• pathological laughter
• gelastic seizure
• skull base tumours

Disclosure statement

No potential conflict of interest was reported by the authors.