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Velopharyngeal dysfunction: speech characteristics, variable etiologies, evaluation techniques, and differential
James Paul Dworkin1, Mark T Marunick, John H Krouse
1Department of Otolaryngology, Head and Neck Surgery, Wayne State University, Detroit, MI 48201, USA. aa1544@wayne.edu
Language, Speech, and Hearing Services in Schools
|December 22, 2004
Summary
Velopharyngeal dysfunction (VPD) involves complex causes and treatments affecting speech. This review covers pathophysiology, diagnostics, and therapies for hypernasal and hyponasal speech.
Area of Science:
- Speech-Language Pathology
- Otolaryngology
- Medical Genetics
Background:
- Velopharyngeal dysfunction (VPD) presents significant challenges in speech production.
- Understanding the intricate pathophysiology and diverse etiologies of VPD is crucial for effective management.
- This review synthesizes current knowledge on structural, neurologic, and other contributing factors to VPD.
Observation:
- Hypernasal resonance and articulation disorders are primary manifestations of VPD.
- Hyponasal speech characteristics, though secondary in focus, are also examined.
- Clinical appraisal methods are detailed for accurate diagnosis.
Findings:
- A comprehensive overview of velopharyngeal pathophysiology is presented.
- Various structural and neurologic causes of VPD are elucidated.
- Behavioral, prosthetic, and medicosurgical treatment options are discussed.
Implications:
- This tutorial provides a valuable resource for clinicians managing patients with VPD.
- Improved understanding can lead to more tailored and effective treatment strategies.
- Addressing both hypernasality and hyponasality enhances the scope of care for speech disorders.