Luxation of TMJ :-

TMJ has hinge like junction.

Luxation occurs when :-

  1. Overextension of TMJ
  2. Isolated injury or associated with maxillofacial injuries

Luxation is unilateral but bilateral Luxation also occurs.

Clinical features :-

  • Inability to close mouth
  • Head trauma
  • No deviation of mandible
  • Lower jaw deviated away from luxated side
  • Pain may occur in some cases
  • Inflammation may be seen

Treatment :-

  • NSAIDS should be the medical treatment
  • Closed reduction
  • Fulcrum should be placed
  • Open reduction or mandibular condylectomy are indicated

Reference :-

Image :- Google
Writing :- notes made from mastering bds and Sanjay Kumar Purkait books

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