论文部分内容阅读
BACKGROUND:Temporomandibular disorders ( TMD) included a group of clinical symptoms and disorder of masticate muscle group and temporomandibular joint,while its causes are not clear.TMD is characterized by pain around temporomandibular joi nt,sanp,and movement disorder in mandible,Currently,it is generally accepted that multiple factors resulted in TMD,including mental and psychological,muscular and tooth factors.Comprehensive treatment rather than single treatment is suggested for TMD.