Research Article

[Retracted] Clinical Manifestations, Imaging Features, and Pathogenic/Prognostic Risk Factors for Temporomandibular Disorders (TMD): A Case-Control Study Based on Psychogenic Factors of Patients

Figure 2

The reducible articular disc moves forward, the closed position in (a) demonstrates that the articular disc moves forward, the demarcation angle of the disc is about 30°, and the articular disc is enlarged in the posterior zone. The opening position in (b) demonstrates that the relationship between the articular disc and the condyle returns to normal.
(a)
(b)