Treatment of Spasmodic Dysphonia: A Brief Overview for Clinicians

1996 ◽  
Vol 23 ◽  
pp. 14-18 ◽  
Author(s):  
Christie Kieschnick ◽  
Thomas Powell
Keyword(s):  





2007 ◽  
Vol 58 (2) ◽  
pp. 166-167
Author(s):  
M. Saito ◽  
Y. Watanabe ◽  
K. Nibu
Keyword(s):  


2009 ◽  
Vol 60 (6) ◽  
pp. 489-495
Author(s):  
Kazuhiro Nakamura ◽  
Yusuke Watanabe ◽  
Kiyoaki Tsukahara ◽  
Ujimoto Konomi ◽  
Daigo Komazawa ◽  
...  


2016 ◽  
Vol 67 (2) ◽  
pp. 85-85
Author(s):  
T. Sanuki ◽  
E. Yumoto ◽  
K. Mizoguchi ◽  
N. Oridate ◽  
T. Nito ◽  
...  


1997 ◽  
Vol 106 (7) ◽  
pp. 594-598 ◽  
Author(s):  
Sina Nasri ◽  
Joel A. Sercarz ◽  
Pouneh Beizai ◽  
Young-Mo Kim ◽  
Ming Ye ◽  
...  

The neuroanatomy of the larynx was explored in seven dogs to assess whether there is motor innervation to the thyroarytenoid (TA) muscle from the external division of the superior laryngeal nerve (ExSLN). In 3 animals, such innervation was identified. Electrical stimulation of microelectrodes applied to the ExSLN resulted in contraction of the TA muscle, indicating that this nerve is motor in function. This was confirmed by electromyographic recordings from the TA muscle. Videolaryngostroboscopy revealed improvement in vocal fold vibration following stimulation of the ExSLN compared to without it. Previously, the TA muscle was thought to be innervated solely by the recurrent laryngeal nerve. This additional pathway from the ExSLN to the TA muscle may have important clinical implications in the treatment of neurologic laryngeal disorders such as adductor spasmodic dysphonia.





1989 ◽  
Vol 98 (1) ◽  
pp. 52-54 ◽  
Author(s):  
Harvey M. Tucker

Spasmodic dysphonia continues to be a management problem for otolaryngologists. Selective lysis of the recurrent laryngeal nerve has been useful in the management of this disease. Reported long-term results, however, reveal that spasm recurs in approximately 40% to 50% of initially successful patients in spite of persistence of the unilateral vocal fold paralysis. Although some of these failures can be recaptured with subsequent laser surgery, the overall “cure” rate does not exceed 70%, even in the best hands. The contributions of Isshiki, LeJeune, and Tucker have demonstrated that tension in the vocal folds can be adjusted by laryngeal framework surgery. Experience with 16 patients suffering from adductor spasmodic dysphonia suggests that laryngeal framework surgery is useful in the management of this disorder.



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