1941年Dandy氏在“美尼尔氏病(Menicre Disease)的外科治疗”一文中,曾介绍两侧第八脑神经前庭支切断后,病人在行动中发觉所视之外物有假运动出现,因而视物模糊不清;当病入立定后,此种现象即行消失,视物清晰如常。此后临床上将上述病症称为Dandy氏症。1952—1963年,国外文献报告此症26例,其中两侧前庭功能丧失者6例,一侧前庭功 In 1941, Dandy’s article “Surgical treatment of Menicre Disease,” introduced the interruption of the vestibular branch of the eighth cranial nerves on both sides. During the operation, the patient found that there was fake motility in the visual field. So blurred vision; when the disease is established, this phenomenon will disappear, depending on the material as usual. The condition is clinically referred to as Dandy’s disease. 1952-1963, foreign literature reported 26 cases of this disease, including loss of both sides of the vestibular function in 6 cases, one side of the vestibular function