%0 Journal Article %T Sudden Sensory-Neural Hearing Loss %A Fariba Slambol Nassaj %J Audiology %D 1993 %I Tehran University of Medical Sciences %X Sudden hearing loss is a type of hearing loss that occurs in three successive frequencies by more than 30 dB and in less than 72 hours. Every 10 person in 100000 in the world and 25000 people in USA suffer this kind of hearing loss. The average age of the onset is 43 years old. %K Sudden Hearing Loss %K Idiopathic Sudden Hearing Loss %K Sensory-Neural Hearing Loss %U http://journals.tums.ac.ir/PdfMed.aspx?pdf_med=/upload_files/pdf/16506.pdf&manuscript_id=16506