Research Article

Advanced Ultrasound Screening for Temporomandibular Joint (TMJ) Internal Derangement

Table 1

A total of 29 of the 61 patients experiencing temporomandibular symptoms had pathology visible on magnetic resonance imaging (MRI), corresponding to a disease prevalence of 47.5%. Pathology is subdivided into anterior, posterior, and medial displacements and summarized here, with the number demonstrating the presence of recapture, osteoarthritic changes, and presence of inflammation (as determined from ultrasound imaging) noted.

Pathological disc displacementFixedRecapture presentTotal

Anterior141428
Posterior011
Medial000
Lateral000
Total141529

3 cases were further noted to have a medially displaced component.