Worldwide, over 275 million people are estimated to have moderate to profound hearing loss in both ears. Children with hearing impairment often experience delayed development of speech and cognitive skills, which may result in slower learning and difficulty in progressing at school. Adequate hearing is one of the main factors for good psychosocial development, by which individuals may express their thoughts, feelings, and wishes, and acquire life experience and knowledge. Therefore, hearing impairment needs to be diagnosed early for prompt therapy. Primary objectives of this study was to know prevalence of hearing impairment amongst primary school children and secondary objective was to identify the common causes of hearing impairment amongst primary school children. The cross sectional study was conducted in the government and private schools of our rural field practice area in 2013-2014 for the duration of 4 months from November 2013 to February 2014. Prevalence of Hearing loss was 8.8%. Most common cause of Hearing loss was Impacted wax and Retracted Tympanic membrane. Otological conditions-Wax followed by otitis media with effusion and chronic suppurative otitis media were the common ear problems found in our study.
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http://dx.doi.org/10.1007/s12070-019-01651-9 | DOI Listing |
Front Mol Neurosci
December 2024
School of Basic Medical Science, Jining Key Laboratory of Pharmacology, Jining Medical University, Jining, Shandong, China.
Sensorineural hearing loss (SNHL) is characterized by a compromised cochlear perception of sound waves. Major risk factors for SNHL include genetic mutations, exposure to noise, ototoxic medications, and the aging process. Previous research has demonstrated that inflammation, oxidative stress, apoptosis, and autophagy, which are detrimental to inner ear cells, contribute to the pathogenesis of SNHL; however, the precise mechanisms remain inadequately understood.
View Article and Find Full Text PDFFront Public Health
January 2025
Department of Otorhinolaryngology, Air Force Hospital Medical Service Department in Western Theatre, Chengdu, China.
Background: Hearing loss (HL) is a common sensory disorder in humans. Studies on the relationship between arsenic, which is a highly toxic and widely distributed heavy metal with a health risk to humans, and hearing status in humans are contradictory and mostly focused on people living in arsenic-contaminated areas. This study investigated the association between urinary arsenic levels and hearing threshold shifts in the general population in the United States.
View Article and Find Full Text PDFInt J Med Sci
January 2025
Department of Rheumatism and Immunology, Tianjin First Central hospital, Tianjin, China.
Autoimmune inner ear disease (AIED) is a rare condition characterized by immune-mediated damage to the inner ear, leading to progressive sensorineural hearing loss (SNHL) and vestibular symptoms such as vertigo and tinnitus. This study investigates the pathogenesis and therapeutic strategies for AIED through the analysis of three cases with different underlying autoimmune disorders: rheumatoid arthritis, relapsing polychondritis, and IgG4-related disease. The etiology of AIED involves complex immunopathological mechanisms, including molecular mimicry and the "bystander effect," with specific autoantibodies, such as those against heat shock protein 70 (HSP70), playing a potential role in cochlear damage.
View Article and Find Full Text PDFJ Otolaryngol Head Neck Surg
January 2025
Division of Otorhinolaryngology-Head and Neck Surgery, Department of Clinical Neurosciences, Geneva University Hospitals, University of Geneva, Geneva, Switzerland.
Background: A vestibular implant can partially restore vestibular function by providing motion information through implanted electrodes. During vestibular implantation, various obstructions of the semicircular canals, such as protein deposits, fibrosis, and ossification, can be encountered. The objective was to explore the relationship between preoperative imaging and intraoperative findings of semicircular canal obstruction and to develop surgical strategies for dealing with obstructions of the semicircular canal(s) in patients eligible for vestibular implantation.
View Article and Find Full Text PDFEar Nose Throat J
January 2025
Department of Dentistry, Zydus Medical College and Hospital, Dahod, Gujarat, India.
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