Temporomandibular disorders may occur during adolescence, although the relationship between clinical symptoms and structural joint abnormalities remains incompletely understood. Magnetic resonance imaging (MRI) allows detailed assessment of articular disc position and morphology and of the disc--condyle relationship. This report describes unilateral discal and condylar abnormalities in a symptomatic adolescent. A 14-year-old female presented with a one-year history of right-sided preauricular pain, joint clicking, and restricted mouth opening. She also reported sleep bruxism and childhood jaw trauma. Bilateral temporomandibular joint (TMJ) MRI showed anterior displacement of the right articu... More >