We herein reported the findings of a case presenting with bilateral vocal cord paralysis that was treated by repeated Ejnell's operations. The patient was a 68-year-old male with a complaint of dyspnea. Bilateral vocal cord paralysis was diagnosed and a tracheostomy was performed on March 2, 2002. Three months after the operation, the tracheostoma was closed. However, about 2 years later, dyspnea recurred, and a tracheostomy was thus performed again on January, 2004. Thereafter, Ejnell's operation on right vocal cord on January 22, 2004. At that time, the right vocal cord was moved to the center of the larynx, and this procedure was performed in combination with an arytenoidectomy. After the surgery, the patient showed a good course. After a 4-year favorable course, dyspnea recurred again. On March 4, 2008, he underwent a myectomy of the right thyroarytenoid muscle and Ejnell's operation on the right vocal cord was carried out. During the operation, we confirmed a disruption of the nylon thread which had caused the right vocal cord to move in a lateral direction. We discussed th possible cause of thread trouble observed in this case.
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