Only one complication, transient cerebrospinal otorrhea,occurred in 1 case, which was cured after conservative measures for 5 days.

• 传统手术入路如颞下窝入路、经面入路及咽侧入路等创伤大、并发症多，且可造成患侧永久性听力损失、面神经麻痹及影响容貌。