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The total control rate of vertigo in the TSCP group was 98.7% in the 2-year follow-up, with a complete control rate of 81.0% and substantial control rate of 17.7%. The rate of hearing preservation was 70.9%. The total control rate of vertigo in the ESD operation group was 72.2%. The vertigo control rate of TSCP was significantly higher than that of ESD operation. Twenty-four months after treatment, canal paresis was found in the operation side of all patients of TSCP by means of caloric test.