Vestibular neuritis, a sudden vertigo disease caused by injury to vestibular neurons, is a type of peripheral neuritis. The main clinical manifestations are vertigo, spontaneous nystagmus, nausea and vomiting. Vestibular neuritis is usually associated with viral infection, irritation of the vestibular nerve, lesions and other factors. 1. The clinical manifestations of the single-episode type are sudden and intense rotational vertigo attacks and ataxia or imbalance, accompanied by obvious nausea and vomiting, horizontal rotatory nystagmus, etc. The single-episode type is characterized by repeated and intense rotational vertigo attacks and ataxia or imbalance. 2. Multiple episodes of recurrent rotational vertigo or balance disorder and instability without signs of auditory or central nervous system pathology. Vestibular neuritis can be clearly diagnosed through clinical manifestations and combined with cerebrospinal fluid examination, cranial CT and MRI examination. Patients who suspect vestibular neuritis with the above symptoms should go to the hospital in time and receive reasonable treatment under the guidance of the doctor.