Incomplete glottic closure of vocal cord atrophy is the common cause of dysphonia. Patients with vocal cord atrophy have complaints such as dysphonia, vocal fatigue, abnormal sensation in the throat, laryngeal pain, cough or sputum like functional voice disorders. Many investigators could not confirm the pathologic laryngeal structure because of their minute pathology. But recent advancements of laryngeal examinations made the many clinicians to detect minimal laryngeal pathology and to have mind the treatment for the vocal cord atrophy. But the results were less effective than their thoughts, the reasons of ineffectiveness were not known well. Authors have found the Hyperfunctional movement of the supraglottis during phonation before and after thyroplasty type I for vocal cord atrophy. Then we have applied the combined modality treatment with thyroplaty type I and voice therapy for relieve of hypefunctional movement of the supraglottis. These options have had more imporved results.