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TMJ Dislocation
C. Grace Petrikowski, DDS, MSc, FRCD(C)
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KEY FACTS

  • Terminology

    • Imaging

      • Top Differential Diagnoses

        • Pathology

          • Clinical Issues

            • Diagnostic Checklist

              TERMINOLOGY

              • Synonyms

                • Luxation
                • Subluxation = partial dislocation
              • Definitions

                • Condyle displaced out of glenoid fossa but remaining within joint capsule

              IMAGING

              • General Features

                • Radiographic Findings

                  • CT Findings

                    • MR Findings

                      • Imaging Recommendations

                        DIFFERENTIAL DIAGNOSIS

                          PATHOLOGY

                          • General Features

                            • Staging, Grading, & Classification

                              • Gross Pathologic & Surgical Features

                                CLINICAL ISSUES

                                • Presentation

                                  • Natural History & Prognosis

                                    • Treatment

                                      DIAGNOSTIC CHECKLIST

                                      • Consider

                                        • Image Interpretation Pearls

                                          • Reporting Tips

                                            Selected References

                                            1. Chhabra S et al: Recurrent mandibular dislocation in geriatric patients: treatment and prevention by a simple and non-invasive technique. J Maxillofac Oral Surg. 14(Suppl 1):231-4, 2015
                                            2. He Y et al: Treatment of traumatic dislocation of the mandibular condyle into the cranial fossa: development of a probable treatment algorithm. Int J Oral Maxillofac Surg. 44(7):864-70, 2015
                                            3. Pradhan L et al: Conservative management of chronic TMJ dislocation: an old technique revived. J Maxillofac Oral Surg. 14(Suppl 1):267-70, 2015
                                            4. Temiz G et al: Dislocation of mandibular condyle into middle cranial fossa: two alternative methods for two patients. J Oral Maxillofac Surg. 73(8):1563.e1-16, 2015
                                            5. Imai T et al: Anterior dislocation of the intact mandibular condyle caused by fracture of the articular eminence: an unusual fracture of the temporomandibular joint apparatus. J Oral Maxillofac Surg. 69(4):1046-51, 2011
                                            6. Bu SS et al: Superolateral dislocation of the intact mandibular condyle into the temporal fossa: review of the literature and report of a case. Oral Surg Oral Med Oral Pathol Oral Radiol Endod. 103(2):185-9, 2007
                                            7. Ohura N et al: Dislocation of the bilateral mandibular condyle into the middle cranial fossa: review of the literature and clinical experience. J Oral Maxillofac Surg. 64(7):1165-72, 2006
                                            8. Cillo JE et al: Traumatic dislocation of the mandibular condyle into the middle cranial fossa treated with immediate reconstruction: a case report. J Oral Maxillofac Surg. 63(6):859-65, 2005
                                            9. Ugboko VI et al: A survey of temporomandibular joint dislocation: aetiology, demographics, risk factors and management in 96 Nigerian cases. Int J Oral Maxillofac Surg. 34(5):499-502, 2005
                                            10. Rattan V: Superolateral dislocation of the mandibular condyle: report of 2 cases and review of the literature. J Oral Maxillofac Surg. 60(11):1366-9, 2002
                                            Related Anatomy
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                                            Related Differential Diagnoses
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                                            References
                                            Tables

                                            Tables

                                            KEY FACTS

                                            • Terminology

                                              • Imaging

                                                • Top Differential Diagnoses

                                                  • Pathology

                                                    • Clinical Issues

                                                      • Diagnostic Checklist

                                                        TERMINOLOGY

                                                        • Synonyms

                                                          • Luxation
                                                          • Subluxation = partial dislocation
                                                        • Definitions

                                                          • Condyle displaced out of glenoid fossa but remaining within joint capsule

                                                        IMAGING

                                                        • General Features

                                                          • Radiographic Findings

                                                            • CT Findings

                                                              • MR Findings

                                                                • Imaging Recommendations

                                                                  DIFFERENTIAL DIAGNOSIS

                                                                    PATHOLOGY

                                                                    • General Features

                                                                      • Staging, Grading, & Classification

                                                                        • Gross Pathologic & Surgical Features

                                                                          CLINICAL ISSUES

                                                                          • Presentation

                                                                            • Natural History & Prognosis

                                                                              • Treatment

                                                                                DIAGNOSTIC CHECKLIST

                                                                                • Consider

                                                                                  • Image Interpretation Pearls

                                                                                    • Reporting Tips

                                                                                      Selected References

                                                                                      1. Chhabra S et al: Recurrent mandibular dislocation in geriatric patients: treatment and prevention by a simple and non-invasive technique. J Maxillofac Oral Surg. 14(Suppl 1):231-4, 2015
                                                                                      2. He Y et al: Treatment of traumatic dislocation of the mandibular condyle into the cranial fossa: development of a probable treatment algorithm. Int J Oral Maxillofac Surg. 44(7):864-70, 2015
                                                                                      3. Pradhan L et al: Conservative management of chronic TMJ dislocation: an old technique revived. J Maxillofac Oral Surg. 14(Suppl 1):267-70, 2015
                                                                                      4. Temiz G et al: Dislocation of mandibular condyle into middle cranial fossa: two alternative methods for two patients. J Oral Maxillofac Surg. 73(8):1563.e1-16, 2015
                                                                                      5. Imai T et al: Anterior dislocation of the intact mandibular condyle caused by fracture of the articular eminence: an unusual fracture of the temporomandibular joint apparatus. J Oral Maxillofac Surg. 69(4):1046-51, 2011
                                                                                      6. Bu SS et al: Superolateral dislocation of the intact mandibular condyle into the temporal fossa: review of the literature and report of a case. Oral Surg Oral Med Oral Pathol Oral Radiol Endod. 103(2):185-9, 2007
                                                                                      7. Ohura N et al: Dislocation of the bilateral mandibular condyle into the middle cranial fossa: review of the literature and clinical experience. J Oral Maxillofac Surg. 64(7):1165-72, 2006
                                                                                      8. Cillo JE et al: Traumatic dislocation of the mandibular condyle into the middle cranial fossa treated with immediate reconstruction: a case report. J Oral Maxillofac Surg. 63(6):859-65, 2005
                                                                                      9. Ugboko VI et al: A survey of temporomandibular joint dislocation: aetiology, demographics, risk factors and management in 96 Nigerian cases. Int J Oral Maxillofac Surg. 34(5):499-502, 2005
                                                                                      10. Rattan V: Superolateral dislocation of the mandibular condyle: report of 2 cases and review of the literature. J Oral Maxillofac Surg. 60(11):1366-9, 2002