نتایج جستجو برای: hearing disorder
تعداد نتایج: 680365 فیلتر نتایج به سال:
Background: Occupational noise-induced hearing loss (ONIHL) is a hearing disorder that affects workers all over the world. Preconditioning with several mild or less potent stressors will effectively prevent the development of noise-induced hearing loss. This study investigated the possible preventive effects of normobaric hyperoxia preconditioning on preventing the noise-induced hearing impairm...
The evaluation of reading problems in hearing impaired students: A systematic review of past studies
Abstract Background and Aim: The aim of this systematic review was to investigate the characteristics of deaf and hard of hearing students with reading difficulties. Methods: The research method was a systematic review of the statistical population including all internal and external researches that used the keywords of deaf and hard of hearing students and reading problems in the database...
UNLABELLED Increased life expectancy raises demands for special attention for the elderly population; speech, language and hearing science deals with their communication disorders. Hearing loss is a common disorder affecting this age group. It is known that the auditory feedback system is essential to human vocalizing, as it organizes voice production. AIM To assess and correlate the hearing ...
PURPOSE This investigation reports on quantitative and qualitative follow-up information obtained from a preschool audiologic screening program covering a 10-year period (1995 to 2004). METHOD The audiologic screening consisted of a hearing (pure tone) and tympanometry screening. A total of 34,979 children, 3 to 5 years of age, were screened. RESULTS Eighteen percent (6,337) of the children...
otosclerosis is an otic capsule disorder that leads to progressive conductive and/or sensorineural hearing loss due to stapes footplate fixation and cochlear bone involvement. the disorder is bilateral in 70% of patients and it usually starts between the third and fifth decade. one of its characteristic clinical findings is schwartze sign which refers to a reddish discoloration over the promont...
Sensorineural non-syndromic hearing loss is the most common disorder which affects 1 in 500 newborns. Hearing loss is an extremely heterogeneous defect with more than 100 loci identified to date. According to the studies, mutations in GJB2 are estimated to be involved in 50- 80% of autosomal recessive non-syndromic hearing loss cases, but contribution of other loci in this disorder is yet ambig...
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