Hearing Loss in Children: A Review
Judith E C Lieu1, Margaret Kenna2,3, Samantha Anne4
1Department of Otolaryngology-Head and Neck Surgery, Washington University in St Louis, St Louis, Missouri.
Insights
Childhood hearing loss affects 1 in 5 by age 18. Early diagnosis and intervention, including hearing aids and cochlear implants, are crucial for optimal speech, language, and cognitive development.
Area of Science:
- Pediatric Audiology
- Developmental Pediatrics
- Genetics
Background:
- Childhood hearing loss is prevalent, impacting nearly 20% of children by age 18.
- Untreated hearing loss can negatively affect speech, language, cognitive, and educational development.
- Etiologies are diverse, including congenital infections, genetic factors, and acquired causes like trauma.
Purpose of the Study:
- To review the diagnosis and management of hearing loss in children.
- To highlight the importance of early identification and intervention.
- To discuss various hearing rehabilitation strategies.
Main Methods:
- Comprehensive evaluation based on suspected diagnosis, type, degree, and onset of hearing loss.
- Consideration of etiological factors and additional variables like cranial irradiation exposure.
- Review of current hearing rehabilitation options.
Main Results:
- Progress has been made in diagnosing and managing pediatric hearing loss.
- Early identification and understanding etiology aid in prognosis and family counseling.
- Diverse treatment strategies, including hearing aids, cochlear implants, and assistive devices, are available.
Conclusions:
- Early identification and management of childhood hearing loss are essential.
- Understanding the cause of hearing loss helps tailor treatment and counseling.
- Utilizing appropriate hearing devices and interventions optimizes developmental outcomes.
Importance:
Hearing loss in children is common and by age 18 years, affects nearly 1 of every 5 children. Without hearing rehabilitation, hearing loss can cause detrimental effects on speech, language, developmental, educational, and cognitive outcomes in children.
Observations:
Consequences of hearing loss in children include worse outcomes in speech, language, education, social functioning, cognitive abilities, and quality of life. Hearing loss can be congenital, delayed onset, or acquired with possible etiologies including congenital infections, genetic causes including syndromic and nonsyndromic etiologies, and trauma, among others. Evaluation of hearing loss must be based on suspected diagnosis, type, laterality and degree of hearing loss, age of onset, and additional variables such as exposure to cranial irradiation. Hearing rehabilitation for children with hearing loss may include use of hearing aids, cochlear implants, bone anchored devices, or use of assistive devices such as frequency modulating systems.
Conclusions And Relevance:
Hearing loss in children is common, and there has been substantial progress in diagnosis and management of these cases. Early identification of hearing loss and understanding its etiology can assist with prognosis and counseling of families. In addition, awareness of treatment strategies including the many hearing device options, cochlear implant, and assistive devices can help direct management of the patient to optimize outcomes.
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