Iatrogenic injuries to the superior gluteal nerve and the gluteus medius muscle are the most likely contributing factors. 医源性损伤臀上神经和臀中肌是最有可能的原因。
The External Laryngeal Nerve is a motor nerve, innervating the cricothyroid muscle and part of the transverse arytenoid muscle. 喉上神经外侧支为运动神经，支配环甲肌和部分杓横肌。
