Diagnostic Criteria and Main Treatment Methods for Temporomandibular Joint Disorder Syndrome

Temporomandibular joint disorder (TMD) is a common oral and maxillofacial disease, with joint pain, snapping, and limited mouth opening as the main manifestations, which has a great impact on the patient's life. In recent years, with the deepening of medical research, the diagnostic criteria and treatment methods of TMD have been more deeply understood. At present, the internationally recognized DC/TMD diagnostic criteria divide TMD into two categories: painful diseases and joint diseases, providing clear guidance for diagnosis. Treatment methods mainly include physical therapy, chemotherapy, biological therapy, etc. Treatment decisions need to be made based on the patient's specific symptoms, signs and their impact on the quality of life. This article aims to systematically sort out and evaluate the diagnostic criteria, treatment methods, principles and indications of TMD through a literature review.