【Objective】 To evaluate etiological efficacy of MRI folium and special imaging technology in patients with sudden sensorineural hearing loss. 【Methods】The clinical data of the MRI findings and relevant clinical results was analyzed in 60 patients with sudden sensorineural hearing loss. 【Results】 Abnormal findings MRI were identified in 23 patients (38.3%)

including defined etiology in ten patients

possible etiology in six patients and uncertain etiology in seven patients. Those ten patients were characterized by severe sensorineural deafness and vertigo (80%). When subdivided into two groups: >=severe deafness group and