Study on the factors of pharyngeal impairment after recurrent laryngeal nerve injury without thyroid surgery

Thyroidectomy is an effective treatment for thyroid diseases, especially thyroid malignancies. The postoperative phonological disturbances in patients with recurrent laryngeal nerve injury caused by vocal cord paralysis have been recognized. However, in clinical work, many patients in the absence of recurrent laryngeal nerve injury in the case of postoperative speech changes. With the development of modern electronic acoustics detection technology, the quality of postoperative recurrent laryngeal nerve injury patients with quantitative research, to explore and found that recurrent laryngeal nerve injury after thyroid surgery is not the voice of the factors. Key words: Recurrent laryngeal nerve; Nerve injury; Vocal cord paralysis; Voice disorder