Clinicostatistical study was performed on 997 outpatients, who complained of hearing disturbance.
They consisted of sensorineural hearing loss (447 cases), mixed hearing loss (14 cases), and conductive hearing loss (409 cases).
Three hundred and seventy-two patients complained of tinnitus. Tinnitus with sensorineural hearing loss accouts for 187 cases, with conductive hearing loss accounts for 46cases, and so-called non-hearing -loss tinnitus accounts for 134 cases.256 complained of vertigo or dizziness.
Of the patients with sensorine u ral hearing loss, senile deafness accounted for 41.8%, and unknown origin accounted for 29.3%.
In patients with conductive hear i n g loss, otitis media with exudate (OME) accouted for 33.7%, and chronic otitis for 31.5%.