Hearing preservation in vestibular schwannoma with retrosigmoid approach: updating retrolabyrinthine meatotomy.
PURPOSE Report the updated version of retrolabyrinthine meatotomy (RLM) to the whole internal auditory canal in hearing preservation surgery (HPS) via retrosigmoid approach (RS) in sporadic vestibular schwannoma (VS). METHODS Description of surgical technique of VS removal with microscopic RS approach and RLM. Fifty-...