نتایج جستجو برای: fluctuating hearing loss
تعداد نتایج: 498164 فیلتر نتایج به سال:
Objectives: Quality of life, when referring to an individual’s health, is called health-related quality of life. The purpose of this study is to assess self-perceived hearing loss related quality of life of adolescents with hearing loss and its relationship with sex, age sub-groups or school settings with domains of quality of life. Methods: A school based survey was conducted in Tehra...
AbstractBackground and AimExposure to loud noise can evoke the formation of free radicals. An increase in free radicals production have an important role in noise induced hearing loss.Material & MethodsAfter searching the articles from 2000 up to now, which published in the scope of antioxidants and noise induce hearing loss, 73 relevant articles found and 24 articles were selected.ResultsAntio...
background severe birth asphyxia (apgar < 7 at the 5th minute of birth) is recognized as a hearing loss risk factor by the joint committee on infant hearing (jcih). about half of the newborns with hearing loss do not indicate any sign and risk factor at birth. accordingly, the joint committee recommended performance of hearing screening test in 2000, especially for babies born with risk factors...
mutations in the gjb2 gene are the most common known cause of hereditary congenital hearing loss. rapid genomic dna extraction (rgde) method was used for genomic dna extraction. after amplification of coding region of cx26 gene with specific primers, expected pcr products with 724bp length were subjected to direct sequencing in both directions. we describe here a novel heterozygous -t to -c tra...
introduction: sudden sensorineural hearing loss (ssnhl) is a frightening and frustrating symptom for the patient as well as the physician. prognosis is affected by multiple factors including duration of hearing loss, presence of associated vertigo and tinnitus, and co-morbidities such as hypertension and diabetes. materials and methods: forty subjects presenting to our department with feature...
introduction: the aim of this study was to evaluate the efficacy of combined intratympanic and systemic steroid therapy compared with systemic steroid therapy alone in idiopathic sudden sensorineural hearing loss (issnhl) patients with poor prognostic factors. materials and methods: seventy-seven patients with sudden sensorineural hearing loss (ssnhl) who had at least one poor prognostic fa...
noise is one of the most common workplace hazardous agents that can cause permanent hearing damage. workers in many industries are usually exposed to noise levels with high risks of hearing loss. accordingly this research aims to study the noise exposure and haring status of registered locksmiths who are exposed to harmful effects caused by several factors, such as key making machines loud nois...
background: major beta thalassemia is the most common inherited anemia with high prevalence in iran and hearing loss is one of its side effects. the present study aimed to determine the hearing status of patients with major thalassemia and its relationship with serum ferritin level, period of blood transfusion and dessfroxamin administration. methods: this descriptive-analytic study was perform...
introduction: the prevalence of hearing loss in neonates is 2-5 out of every 1,000 live births. global health committee, american academy of otolaryngology, and american academy of pediatrics have recommended that hearing loss in infants be identified, and treated when possible, prior to 6 months of age. this study was designed with the aim to screen the hearing of neonates in mashhad, iran. me...
this study was intended to investigate the visual field status and its association with other visual parameters in adolescent boys and to compare these outcomes to hearing ones. in a cross-sectional study, visual fields (vf) of 64 adolescent boys with hearing impairments and 68 age-matched boys with normal hearing were evaluated among high school students of tehran, iran in 2013. they all had i...
نمودار تعداد نتایج جستجو در هر سال
با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید