面肌痛功能障碍(MPD)是神经肌肉系统颞颌关节和牙咬合三者间不协调肌肉骨骼功能障碍。本病可累及成人和儿童。过去因MPD缺乏客观资料,难以确定病因,诊断及治疗方法各异。30年代Costen首先指出,下颌位置不良可影响耳颞神丝,出现耳部症状。其后Schwartz认为,错位咬合导致下颌移位,可引起肌肉痉挛,从而产生耳部症状。50年来,人们都 Facial Myalgia (MPD) is a disorder of muscle-skeletal dysfunction between the temporomandibular joint and occlusion of the neuromuscular system. The disease can affect adults and children. The past due to the lack of objective data MPD, difficult to determine the cause, diagnosis and treatment methods vary. 30 Costen first pointed out that poor mandibular position can affect the ear temporal gods, ear symptoms. Schwartz later thought that dislocation occlusion led to mandibular displacement, can cause muscle spasms, resulting in ear symptoms. 50 years, people are