نتایج جستجو برای: hearing loss
تعداد نتایج: 485998 فیلتر نتایج به سال:
introduction: hearing impairment and hearing loss are kinds of latent handicap in children. any abnormality in hearing can affect different aspects of life. otoacoustic emissions have been accepted as an appropriate method for screening of hearing loss in neonates. in this study we assessed the hearing status of infants admitted in icu wards in yazd.materials and methods: this was a cross-secti...
Background: Taxi drivers have the most important role in the public transport services. They are exposed to various harmful agents and occupational hazards. Noise is a harmful occupational factors and hearing loss is its most important effect. Protection of drivers against hearing loss is essential. This study was performed to determine the prevalence of hearing loss among taxi and agency drive...
normal 0 false false false en-us x-none ar-sa microsoftinternetexplorer4 background: diabetes mellitus is one of the most important epidemics of our era. complications of this disease are diverse and include retinopathy, nephropathy and neuropathy. this study has been designed to evaluate hearing loss patterns in young children suffering from iddm and define risk factors for this complication. ...
Background and Objective: There are many chemical, physical and biological hazards which are threatening the dentists' health. In this study we assessed the effect of noise on Zanjan dentists hearing loss as one of the dentistry physical hazards. Materials and Methods: This cross sectional study was performed on all zanjan dentists in 2006-7. All dentists were examined by audiometer (CA76 and A...
Introduction: A hearing– impaired patient is defined as one with abnormal or reduced function in hearing resulting from an auditory disorder. The goal of any preschool and schools screening program should be to accurately indentify those children whose hearing has been impaired due to conductive and / or sensory– neural pathology. Methods: This cross– sectional descriptive study was done on 57...
Introduction: It has been shown that low levels of pigmentation increase susceptibility to noise-induced hearing loss in humans. For this reason, white populations develop more pronounced noise- induced hearing loss in comparison to black populations. Similarly, blue-eyed individuals exhibit greater temporary threshold shift than brown-eyed subjects; still, no strong correlation has been veri...
Background: Noise Induced Hearing Loss (NIHL) is one of the most common occupational diseases in the world. About 16% of hearing loss is associated with noise exposure in the workplaces. The aim of this research was investigation of the relationship between noise exposure and hearing loss. Methods: This cross-sectional study was conducted in 2010 on1062 workers in Tabriz Tractor Manufacturing ...
Introduction: Hearing impairment and hearing loss are kinds of latent handicap in children. Any abnormality in hearing can affect different aspects of life. Otoacoustic emissions have been accepted as an appropriate method for screening of hearing loss in neonates. In this study we assessed the hearing status of infants admitted in ICU wards in Yazd.Materials and methods: This was a cross-secti...
Hearing loss is a controversial occupational disease in fire fighters because exposure to hazardous levels of noise in this job is so variable and unpredictable. In this study, audiometric assessments were performed on 117 fire fighters to evaluate their hearing loss. The results showed that the average fire fighter has a characteristic noise-induced threshold shift, with maximum hearing loss o...
improvements in science and technology and the use of modern machinery in manufacture have led to increase in the number of workers exposed to hazardous agents including noise. this study evaluated the effects of occupational noise on hearing loss and blood pressure in welders after 4 years.in this cohort study, all of the welders working at one of neyshabur's water heater producing factories w...
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