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[Voice disorders in children with velopharyngeal valving problems]
N M Wang1, K W Yeung, T A Chen
1Department of Otorlaryngology, Plastic Surgery, Chang Gung Memorial Hospital, Taipei, Taiwan, R.O.C.
Changgeng Yi Xue Za Zhi
|March 20, 1990
Summary
Velopharyngeal valving problems in cleft palate children often lead to hoarseness and voice disorders. Compensatory behaviors can mask these issues, resulting in phonation problems and vocal nodules.
Area of Science:
- Speech-Language Pathology
- Otolaryngology
- Pediatric Medicine
Context:
- Children with cleft palate frequently experience velopharyngeal dysfunction (VPD).
- Hoarseness and voice disorders are common but often untreated in this population.
- Understanding the link between VPD and phonation is crucial for effective management.
Purpose:
- To investigate the relationship between velopharyngeal (VP) valving problems and voice production (phonation) in children with cleft palate.
- To assess vocal cord condition and voice parameters in relation to VP function.
- To identify the prevalence of VP valving issues and associated phonation disorders.
Summary:
- A study of 17 cleft palate children revealed 83% had VP valving problems, with 71% exhibiting marginal VP function.
- Voice evaluations showed high rates of vocal nodules (41%) and varied phonation parameter findings.
- Results suggest VP valving issues, particularly marginal function, contribute to phonation disorders through compensatory behaviors.
Impact:
- Highlights the significant impact of velopharyngeal dysfunction on voice production in cleft palate patients.
- Suggests that speech therapy for hypernasality may exacerbate laryngeal compensation in these children.
- Recommends addressing compensatory behaviors and considering surgical interventions like pharyngeal flap surgery for persistent voice disorders.