Stephen J. Schueler, M.D.

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Dislocated Mandible Evaluation

Evaluation of a jaw dislocation begins with a history and physical examination.

Physical findings in someone with a jaw dislocation may include:

  • Inability to open or close the mouth normally
  • Jaw pain:
    • Worse during speaking or chewing
  • Jaw swelling
  • Mouth does not close properly:
    • Upper and lower teeth do not line up correctly
  • Tooth fractures
  • Tooth avulsion:
    • Loss of a tooth

Tests may be required to make the diagnosis of a jaw dislocation.

Tests that may be used to evaluate a jaw dislocation include:
  • Facial bone and jaw x-rays
  • Panorex study:
    • Often the best x-ray
  • CT scan of the facial bones

Continue to Dislocated Mandible Treatment

Last Updated: Dec 16, 2010 References
Authors: Stephen J. Schueler, MD; John H. Beckett, MD; D. Scott Gettings, MD
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PubMed Dislocated Mandible References
  1. Caminiti MF, Weinberg S. Chronic mandibular dislocation: the role of non-surgical and surgical treatment. J Can Dent Assoc. 1998 Jul-Aug;64(7):484-91. [9737079]
  2. Dale RA. Dentoalveolar trauma. Emerg Med Clin North Am. 2000 Aug;18(3):521-38. [10967737]
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