Reducible and irreducible anterior dislocation temporomandibular disc

Case contributed by Mostafa Mohamed
Diagnosis certain

Presentation

Jaw pain and clicking

Patient Data

Age: 20 years
Gender: Female
  • right and left temporomandibular joint menisci are seen displaced anteriorly in the closed mouth series, more evident on the left side

  • the right TMJ displaced meniscus became recaptured against the anterior translation of the right mandibular condyle during the open mouth series

  • failure of recapture of the left TMJ displaced meniscus seen buckled anteriorly against the anterior translation of the left mandibular condyle during the open mouth series

  • limited anterior translation movement of both mandibular condyle in the open mouth view more on the left side

Case Discussion

This case shows reducible right and irreducible left anterior dislocation of the temporomandibular joint articular discs.

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