Biofeedback in Dysphonia - Progress and Challenges
Brazilian Journal of Otorhinolaryngology
de Amorim, G. O., Balata, P. M. M., et al. (2018).
Brazilian Journal of Otorhinolaryngology, 84(2), 240-248.
<div>This systematic review investigates the effects of biofeedback in the treatment of voice disorders.</div>
Ministério da Ciência, Tecnologia e Inovação (Brazil); Conselho Nacional de Desenvolvimento Científico e Tecnológico (Brazil)
Not stated
<div>Published peer-reviewed studies</div>
7
<p><span style="vertical-align: inherit;"><span style="vertical-align: inherit;">Emerging evidence suggested that direct voice therapy with electromyographic biofeedback promotes positive behavioral changes in individuals with dysphonia. Individual findings included:</span></span></p>
<ul>
<li><span style="vertical-align: inherit;"><span style="vertical-align: inherit;">Two case studies reported reduced laryngeal tension in one child and one adult with muscle tension dysphonia. One study reported maintained improvements at 6-month follow-up. </span></span></li>
<li><span style="vertical-align: inherit;"><span style="vertical-align: inherit;">One case study reported that biofeedback reduced respiratory distress, laryngeal tension, and chest pain in an adult with paradoxical vocal fold movement. These improvements persisted at 6-month follow-up. </span></span></li>
</ul>
<div><span style="vertical-align: inherit;"><span style="vertical-align: inherit;">Additional research is indicated due to limited, low quality evidence. </span></span></div>
