نتایج جستجو برای: nihl

تعداد نتایج: 271  

2016
Patrick Krauss Konstantin Tziridis Stefanie Buerbank Achim Schilling Holger Schulze

Noise induced hearing loss (NIHL) is a common disease in modern societies and may lead to maladaptations within the auditory system that finally result in subjective tinnitus. Available therapies may only alleviate the symptoms rather than restore normal hearing. In a previous study we demonstrated that the prophylactic application of Ginkgo biloba extract EGb 761® significantly reduces NIHL an...

2016
Diana C. Colon Ulla Verdugo-Raab Carmelo P. Alvarez Thomas Steffens Steven C. Marcrum Stefanie Kolb Caroline Herr Dorothee Twardella

CONTEXT Distortion product otoacoustic emissions (DPOAEs) may indicate preclinical noise-induced hearing loss (NIHL) in adolescents from unsafe personal music player (PMP) use. AIMS The objective, therefore, was to observe preclinical signs of NIHL in 9th grade adolescents with clinically normal hearing by comparing DPOAE signals between different levels of A-weighted equivalent PMP exposure....

Journal: :International journal of occupational safety and ergonomics : JOSE 2011
Małgorzata Pawlaczyk-Łuszczyńska Adam Dudarewicz Małgorzata Zamojska Mariola Sliwinska-Kowalska

This study aimed to assess exposure to sound and the risk of noise-induced hearing loss (NIHL) in orchestral musicians. Sound pressure level was measured in 1 opera and 3 symphony orchestras; questionnaires were filled in. On the basis of that data, the risk of NIHL was assessed according to Standard No. ISO 1999:1990. Classical orchestral musicians are usually exposed to sound at equivalent co...

Journal: :Cell metabolism 2014
Kevin D Brown Sadia Maqsood Jing-Yi Huang Yong Pan William Harkcom Wei Li Anthony Sauve Eric Verdin Samie R Jaffrey

Intense noise exposure causes hearing loss by inducing degeneration of spiral ganglia neurites that innervate cochlear hair cells. Nicotinamide adenine dinucleotide (NAD(+)) exhibits axon-protective effects in cultured neurons; however, its ability to block degeneration in vivo has been difficult to establish due to its poor cell permeability and serum instability. Here, we describe a strategy ...

2009
Bradford C. Backus Aaron Williamon

An assessment of hearing thresholds among student orchestral musicians was carried out at the UCL Ear Institute in conjunction with the Royal College of Music (RCM). Audiogram data taken from 162 students (86 F, 76 M; mean age=23.7 years, SD=4.8) showed a statistically significant notch at 6 kHz in the left ear, indicative of noise-induced hearing loss (NIHL), but no significant notch was found...

Journal: :Journal of occupational and environmental medicine 2012
D Bruce Kirchner Eric Evenson Robert A Dobie Peter Rabinowitz James Crawford Richard Kopke T Warner Hudson

Noise-induced hearing loss (NIHL) continues to be one of the most prevalent occupational conditions and occurs across a wide spectrum of industries. Occupational hearing loss is preventable through a hierarchy of controls, which prioritize the use of engineering controls over administrative controls and personal protective equipment. The occupational and environmental medicine (OEM) physician w...

Journal: :مجله دانشگاه علوم پزشکی شهید صدوقی یزد 0
جلیل میرمحمدی j mirmohamadi . jalilmirmohamadi @ yahoo .com فرناز بابا حاجی میبدی f babahaji meybodi فروغ السادات نورانی f nourani

introduction: occupational exposure to excessive noise is commonly encountered in a large number of industries in iran. this study evaluated the hearing threshold and hearing loss in meybod tile factory workers. methods: this cross-sectional study included 371 tile factoryworkers during summer and autumn of 2005. current noise exposure was estimated using sound level meter .a specially formatte...

2012
P. H. Dejonckere

In clinical practice, tinnitus is a quite common symptom in patients with chronic acoustic trauma, and noise-induced hearing loss (NIHL). A review of the current state of knowledge on tinnitus in relation to noise exposure and hearing loss has been recently (Poole, 2010) published by the UK Health & Safety Executive. 252 publications were reviewed. The prevalence of tinnitus in populations expo...

2013
Ghassem Mohammadkhani Akram Pourbakht Mahnaz Khanavi Soghrat Faghihzadeh

BACKGROUND Hearing capability plays a principal role on human's communication. Noise-induced hearing loss (NIHL) caused by exposure to high noise levels is a serious socio-economic problem in modern societies. NIHL can either be reversible, resulting in a temporary threshold shifts (TTS) or irreversible, resulting in a permanent threshold shifts (PTS). PTS is often confirmed in the time span of...

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