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J Korean Soc Laryngol Phoniatr Logop > Volume 21(1); 2010 > Article
Journal of The Korean Society of Laryngology, Phoniatrics and Logopedics 2010;21(1): 57-60.
외전형 경련성 발성장애 환자 음성의 음향학적 특성 - 증례보고 -
송윤경1, 진성민2
1동명대학교 사회복지재활학부 언어치료
2성균관대학교 의과대학 강북삼성병원 이비인후과학교실
Abductor Spasmodic Dysphonia : Acoustic Evaluation - A Case Report -
Yun-Kyung Song1, Sung-Min Jin2
1Department of Communication Disorders, Tongmyong University School of Social Welfare and Rehabilitation
2Department of Otorhinolaryngology-Head and Neck Surgery, Kangbuk Samsung Hospital, Sungkyunkwan University School of Medicine
Spasmodic dysphonia is a focal dystonia of the larynx and breathy voice is a typical sign of abductor spasmodic dysphonia. A group of patients with abductor spasmodic dysphonia have a number of acoustic characteristics including abnormal fundamental frequency fluctuations and abnormally long word duration. We report a abductor spasmodic dysphonia case have enlongated voice onset time voiceless consonants and breathy voice in wide band spectrogram. The patient have the acoustic characteristics only in telephone speaking at work time. We treated the patient with anticholinergic and anticonvulsant drug and supplementary voice therapy. The breathy voice and enlongated VOT were disappeared after those treatment.
KEY WORDS: Abductor spasmodic dysphonia;Acoustic evaluation;
중심 단어: 외전형 경련성 발성장애;음향학적 분석;
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