丹迪(Dandy)综合征亦称前庭性视觉障碍综合征,或视觉识别障碍性头晕综合征。患者在行进中、起卧、翻身或上下车等体位活动时,出现视力模糊、头晕和行立不稳,严重病例还可伴有恶心、倾倒等不适;活 Dandy syndrome, also known as vestibular dysfunction syndrome, or visual impairment dizziness syndrome. Patients with blurred vision, dizziness and instability while walking, standing up, turning or getting in and out of position, serious cases may also be associated with nausea, dumping and other discomfort;