Fistula of labyrinth Managements Surgical invervention mastoidectomy Removal cholesteatoma matrix at the primary operation, fistula closed with temporal fascia Leaving cholesteatoma matrix undisturbed. 9-12 months later second operation is performed antibioticFistula of labyrinth ◼ Managements ◼ Surgical invervention ◼ mastoidectomy ◼ Removal cholesteatoma matrix at the primary operation, fistula closed with temporal fascia ◼ Leaving cholesteatoma matrix undisturbed. 9-12 months later, second operation is performed. ◼ antibiotic