Audiometric techniques

The aim of the course is to provide the physiopathological basis of hearing loss. Classification of hearing loss based on: site of lesion, entity and audiometric configuration, time and mode of onset. Hearing loss and hearing disability. Investigation tools in audiological diagnostics. Conductive hearing loss, hearing loss due to cochlear lesion and mixed hearing loss. Hearing loss due to alteration of the acoustic nerve and central auditory pathways. The physiopathology of auditory perception. Lesions affecting the internal and external hair cells of the organ of Corti and their effects on auditory perception. Distortions The recruitment phenomenon. Instrumental and clinical pictures of the main pathologies of audiological interest: serous otitis in children; otosclerosis, Ménière's disease, neurinoma of the VIII cranial nerve, sudden hearing loss, auditory neuropathies, unilateral hearing loss. Audiological differential diagnosis based on the audiometric picture. Principles of treatment of hearing loss based on the lesion.