颞颌关节紊乱综合征的主要症状有疼痛、颞颌关节弹响、张口受限等。这些症状并不一定同时出现,相反,只要有其中一种或二种症状,在排除炎症、外伤、肿瘤、全身疾患之外, The main symptoms of TMJ disorder are pain, temporomandibular joint snapping, limited mouth opening and so on. These symptoms do not necessarily appear at the same time, on the contrary, as long as there is one or two symptoms, in the exclusion of inflammation, trauma, cancer, systemic disease,