Congenital Perilymph Fistula Causing Recurrent Meningitis: Lessons Learnt from a Single‐Institution Case Series

Abstract

Up to 25% of patients with recurrent meningitis secondary to congenital perilymph fistula may have normal audiological and radiological assessment necessitating exploratory tympanotomy. Vestibular obliteration, rather than simple fistula closure, prevents recurrence.