scholarly journals Cochlear Implantation for Single-Sided Deafness: A New Treatment Paradigm

2019 ◽  
Vol 80 (02) ◽  
pp. 178-186 ◽  
Author(s):  
Daniel Zeitler ◽  
Michael Dorman

AbstractUnilateral severe-to-profound sensorineural hearing loss (SNHL), also known as single sided deafness (SSD), is a problem that affects both children and adults, and can have severe and detrimental effects on multiple aspects of life including music appreciation, speech understanding in noise, speech and language acquisition, performance in the classroom and/or the workplace, and quality of life. Additionally, the loss of binaural hearing in SSD patients affects those processes that rely on two functional ears including sound localization, binaural squelch and summation, and the head shadow effect. Over the last decade, there has been increasing interest in cochlear implantation for SSD to restore binaural hearing. Early data are promising that cochlear implantation for SSD can help to restore binaural functionality, improve quality of life, and may faciliate reversal of neuroplasticity related to auditory deprivation in the pediatric population. Additionally, this new patient population has allowed researchers the opportunity to investigate the age-old question “what does a cochlear implant (CI) sound like?.”

2021 ◽  
pp. 1-11
Author(s):  
Mathieu Marx ◽  
Isabelle Mosnier ◽  
Frederic Venail ◽  
Michel Mondain ◽  
Alain Uziel ◽  
...  

<b><i>Introduction:</i></b> Cochlear implantation is a recent approach proposed to treat single-sided deafness (SSD) and asymmetric hearing loss (AHL). Several cohort studies showed its effectiveness on tinnitus and variable results on binaural hearing. The main objective of this study is to assess the outcomes of cochlear implantation and other treatment options in SSD/AHL on quality of life. <b><i>Methods:</i></b> This prospective multicenter study was conducted in 7 tertiary university hospitals and included an observational cohort study of SSD/AHL adult patients treated using contralateral routing of the signal (CROS) hearing aids or bone-anchored hearing systems (BAHSs) or who declined all treatments, and a randomized controlled trial in subjects treated by cochlear implantation, after failure of CROS and BAHS trials. In total, 155 subjects with SSD or AHL, with or without associated tinnitus, were enrolled. After 2 consecutive trials with CROS hearing aids and BAHSs on headband, all subjects chose any of the 4 treatment options (abstention, CROS, BAHS, or cochlear implant [CI]). The subjects who opted for a CI were randomized between 2 arms (CI vs. initial observation). Six months after the treatment choice, quality of life was assessed using both generic (EuroQoL-5D, EQ-5D) and auditory-specific quality-of-life indices (Nijmegen Cochlear implant Questionnaire [NCIQ] and Visual Analogue Scale [VAS] for tinnitus severity). Performances for speech-in-noise recognition and localization were measured as secondary outcomes. <b><i>Results:</i></b> CROS was chosen by 75 subjects, while 51 opted for cochlear implantation, 18 for BAHSs, and 11 for abstention. Six months after treatment, both EQ-5D VAS and auditory-specific quality-of-life indices were significantly better in the “CI” arm versus “observation” arm. The mean effect of the CI was particularly significant in subjects with associated severe tinnitus (mean improvement of 20.7 points ± 19.7 on EQ-5D VAS, 20.4 ± 12.4 on NCIQ, and 51.4 ± 35.4 on tinnitus). No significant effect of the CI was found on binaural hearing results. Before/after comparisons showed that the CROS and BAHS also improved significantly NCIQ scores (for CROS: +7.7, 95% confidence interval [95% CI] = [4.5; 10.8]; for the BAHS: +14.3, 95% CI = [7.9; 20.7]). <b><i>Conclusion:</i></b> Cochlear implantation leads to significant improvements in quality of life in SSD and AHL patients, particularly in subjects with associated severe tinnitus, who are thereby the best candidates to an extension of CI indications.


2019 ◽  
Vol 277 (3) ◽  
pp. 695-704 ◽  
Author(s):  
Franz Muigg ◽  
Harald R. Bliem ◽  
Heike Kühn ◽  
Josef Seebacher ◽  
Bernhard Holzner ◽  
...  

2020 ◽  
Vol 41 (4) ◽  
pp. e432-e440
Author(s):  
Tiffany Peng Hwa ◽  
Joshua J. Sturm ◽  
Tasher Losenegger ◽  
Abby Owen ◽  
Megan Kuhlmey ◽  
...  

ORL ◽  
2015 ◽  
Vol 77 (6) ◽  
pp. 339-345 ◽  
Author(s):  
Kati H�rk�nen ◽  
Ilkka Kivek�s ◽  
Markus Rautiainen ◽  
Voitto Kotti ◽  
Ville Sivonen ◽  
...  

2005 ◽  
Vol 263 (3) ◽  
pp. 267-270 ◽  
Author(s):  
Luis Lassaletta ◽  
Alejandro Castro ◽  
Marta Bastarrica ◽  
Maria José Sarriá ◽  
Javier Gavilán

2002 ◽  
Vol 111 (10) ◽  
pp. 890-895 ◽  
Author(s):  
Hamid R. Djalilian ◽  
Sharon L. Smith ◽  
Timothy A. King ◽  
Samuel C. Levine

To assess the efficacy, quality of life, and complication rate of cochlear implantation in patients over 60 years of age, we performed a retrospective chart review of 31 cochlear implant patients more than 60 years old at the time of surgery (mean, 70 years; range, 62 to 86 years). All patients had improvement in their audiological test results after operation. Twenty-eight patients (93%) are regular implant users at a median follow-up of 12 months. Major complications occurred in 2 patients (6%). We conclude that cochlear implantation in the elderly population has excellent results, with a complication rate similar to that in patients less than 60 years old, and yields an improved quality of life.


Author(s):  
С. А. Карпищенко ◽  
Я. Л. Щербакова

Цель исследования - оценка негативного влияния приобретенной односторонней глухоты на качество жизни пожилых пациентов. Выполнен проспективный анализ амбулаторных карт на предмет выявления пожилых пациентов с односторонней глухотой с последующим анкетированием при помощи опросников PSQ, HHIE, THI. Основными критериями включения являлись возраст старше 60 лет, одностороннее снижение слуха с порогами восприятия, соответствующими глухоте (>90 дБ), внезапное начало заболевания и продолжительность глухоты не более 5 лет. У пациентов с односторонней глухотой, которые составили основную группу исследования (n=25), по сравнению с пациентами контрольной группы (n=25) были выявлены повышенный уровень стресса и ухудшение качества жизни, о чем свидетельствуют данные опроса. Пациенты предъявляли жалобы на неудовлетворительную разборчивость речи, выраженный шум в пораженном ухе, невозможность определить источник звука и необходимость адаптироваться к определённым акустическим ситуациям, что требовало повышенной концентрации внимания, приводило к переутомлению, повышенной раздражительности, нервозности и когнитивным нарушениям. The study aimed to assess a negative impact of an acquired single-sided deafness on quality of life of the elderly. Prospective analysis of outpatient records was carried out to identify elderly patients with single-sided deafness using pure tone audiometry. The main inclusion criteria were age over 60, ≥90 dB threshold of an affected ear, ≤30 dB threshold of an intact ear, an acquired single-sided hearing loss with sudden onset and deafness duration less than 5 years. Taking inclusion criteria into account two groups were formed: the main group with single-sided deaf patients (n=25) and the control group of normal hearing patients (n=25). All participants were surveyed with PSQ, HHIE, THI questionnaires. There were revealed some changes in psychological status in the group of patients with single-sided deafness in comparison with the group of normal hearing participants. The scores of the questionnaires showed increased stress and anxiety levels and deterioration in quality of life. Patients with single-sided deafness complained about severe tinnitus in an affected ear, worse speech intelligibility in noisy environment and a constant need to adapt to the different acoustic situations that in turn badly affected psychoemotional homeostasis, intensifying stress severity, and quality of life.


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