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Objective: Determine the etiologies and their impacts of hearing loss at the patients’ worn hearing aid in the international center of hearing correction in Abidjan (ICHC). Material and Method: The study is of transverse and analytical type realized in the ICHC from July 1999 to June 2010. It concerned the files of patients’ worn hearing aid in the center. The patients worn initially in another center but followed in the ICHC were excluded. Data were collected from medical files of patients and concerned etiologies, age, type, degree of hearing loss as well as the prosthetic gains and the satisfaction. Results: Fifteen etiologies were listed with in first three rows the meningitis (17.9%) the presbyacusis (17.5%) and chronic otitis media (12.1%). The degrees of hearing loss in the seven etiologies most frequent were severe and profound in 87.6% of cases to the right and 82.8% to the left. The prosthetic pure tonal gain was significant in case of sound trauma and sudden hearing loss. The prosthetic speech reception threshold gain was only significant in case of presbyacusis and sudden hearing loss. The satisfaction of hearing aids was significant in case of presbyacusis, sudden hearing loss and the sound trauma. Conclusion: The main clauses etiologies were the meningitis and the presbyacusis. The tonal and speech prosthetic gain were significant in case of sudden hearing loss.

Etiologies of the Hearing Loss and Their Impacts at the Patients Worn Hearing Aid in the International Center of Hearing Correction in Abidjan (ICHC)