Differential Associations of TMJ Disc Displacement and Muscle Disorders With Pain, Function, and Quality of Life in Temporomandibular Disorders

Key Points

• The aim is to understand how TMJ disc displacement and muscle disorders relate to pain, function, and quality of life in temporomandibular disorders.
• Examined the relationship between TMJ disc displacement and muscle disorders
• Assessed pain levels and quality of life indicators
• Analyzed data on function related to temporomandibular disorders
• TMJ disc displacement alone does not significantly cause pathology
• Muscle disorders intensify the effects of disc displacement on pain and quality of life