Related Experiment Videos
[Dysphonia: current methods of evaluation]
D M Hartl1, S Hans, L Crevier Buchman
1Laboratoire de recherche sur la voix, CNRS UMR 7018, Service d'Otorhino-laryngologie et de Chirurgie Cervico-faciale, UFR René Descartes Paris V, Hôpital Européen Georges Pompidou, 20, rue Leblanc, 75015 Paris.
Summary
Evaluating voice quality requires multiple methods, as no single test can diagnose dysphonia. Combining perceptual, objective, aerodynamic, and imaging techniques offers a comprehensive assessment of laryngeal function.
Area of Science:
- Otolaryngology
- Speech-Language Pathology
- Acoustic Science
Context:
- Dysphonia evaluation is crucial in clinical practice.
- Understanding laryngeal physiology is key to voice assessment.
- Current techniques require an update for routine use.
Purpose:
- To review and update current techniques for evaluating dysphonia.
- To describe current theories on laryngeal function physiology.
- To provide a comprehensive overview of voice analysis methods.
Summary:
- Perceptual voice analysis is reliable but lacks reproducibility.
- Objective measures (frequency, spectral analysis) are quantifiable but require caution in severe dysphonia.
- Aerodynamic, videostroboscopy, and electroglottography provide complementary data on laryngeal function and vibration.
Impact:
- Highlights the complementary nature of different diagnostic tools.
- Emphasizes that a single measurement is insufficient for dysphonia diagnosis.
- Guides clinicians in selecting appropriate methods for comprehensive voice assessment.