Most of the common dizziness/vertigo diseases in otology clinic are peripheral vertigo diseases, and while about 20% -30% of all vertigo diseases are caused by central nervous system diseases. Pseudo vestibular neuritis, acute ischemic stroke with audiovestibular loss, and central paroxysmal positional vertigo are the three types of central "malignant vertigo" diseases which are most easily misdiagnosed by otologists. This article described the clinical characteristics and bedside physical performance of these three diseases, and summarized the differential diagnosis points for clinical reference.
耳科门诊常见的头晕/眩晕疾病中大部分为外周性眩晕疾病，仅有20%~30%为中枢神经系统病变所致眩晕。其中假性前庭神经炎、伴有听觉前庭症状的急性脑卒中、中枢性阵发性位置性眩晕是最容易被耳科医生误诊的三类中枢性"恶性眩晕"疾病。本文对这三类疾病的临床特点、床旁查体表现进行阐述，总结鉴别诊断要点，以期为临床工作提供指导。.
Keywords: Central nervous system diseases; Vertigo.