Longitudinal Phonatory Characteristics After Botulinum Toxin Type A Injection

A study investigated the long-term effects of a Botulinum Toxin Type A injection on the glottal competency of a man with adductor spasmodic dysphonia. Results suggest that change in degree of glottal adduction over time can be observed even when vocal instability is present within each recording ses...

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Bibliographic Details
Published in:Journal of speech and hearing research 1996-10, Vol.39 (5), p.968-980
Main Authors: Fisher, Kimberly V, Scherer, Ronald C, Guo, Chwen G, Owen, Ann S
Format: Article
Language:English
Subjects:
Aged
Articulation (Speech)
Biological and medical sciences
Botox
Botulinum Toxins - administration & dosage
Botulinum Toxins - therapeutic use
Drug Therapy
Humans
Intervention
Laryngeal Muscles - physiopathology
Longitudinal Studies
Male
Medical sciences
Non tumoral diseases
Otorhinolaryngology. Stomatology
Outcomes of Treatment
Spasm - drug therapy
Spasm - physiopathology
Speech Communication
Speech Improvement
Upper respiratory tract, upper alimentary tract, paranasal sinuses, salivary glands: diseases, semeiology
Voice Disorders
Voice Disorders - drug therapy
Voice Disorders - physiopathology
Voice Quality
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Summary:A study investigated the long-term effects of a Botulinum Toxin Type A injection on the glottal competency of a man with adductor spasmodic dysphonia. Results suggest that change in degree of glottal adduction over time can be observed even when vocal instability is present within each recording session. (CR)
ISSN:0022-4685
1092-4388
1558-9102
DOI:10.1044/jshr.3905.968