Temporomandibular joint disorder

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Temporomandibular joint disorder

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Temporomandibular joint disorder

  1. 1. University Of Aden Faculty of dentistry 2012Oral Medicine Dr .Muhgat AbdoOral & Dentofacial Surgeon www.adendent-faculty.net muhgatabdo@hotmail.de
  2. 2. Temporomandibular Joint (TMJ) Disorders What is the main function of Cartilage? What is the difference between TMJ articular cartilage and cartilage of other synovial joints? What are the goals of non- surgical management of TMJ disorders? What are the indications to proceed with TMJ surgery?
  3. 3. Temporomandibular Joint DisordersAnatomy of TMJ: Glennoid Fossa Mandibular Condyle Articular Disc Ligamentous Structurres:1. Functional Ligament2. Accessory ligament
  4. 4. Temporomandibular Joint DisordersFunctional Movement of TMJ:1. Elevation (Jaw Closing)2. Depression (Jaw Opening)3. Protrusion4. Retrution5. Laterotrusion
  5. 5. TMJ Dysfunction Syndrome (TMD)Myofacial Pain Dysfunction Syndrome (MPDS) Classification
  6. 6. Temporomandibular Joint DisordersClassification of TMJ Disorders:1. Developmental Disorders of TMJ2. Degenerative Joint Disease3. Inflammatory Disorders of the Joint4. Traumatic Disorders of TMJ5. Metabolic Disorders6. Neoplastic Disorders7. TMJ Disorders Syndrome or Myofacial Pain Dysfunction Syndrome
  7. 7. TMJ Dysfunction Syndrome (TMD) Myofacial Pain Dysfunction Syndrome (MPDS) Definition Etiology Classification Examination Treatment Prevention
  8. 8. TMJ Dysfunction Syndrome (TMD) Myofacial Pain Dysfunction Syndrome (MPDS)Definition: When muscle spasm develops, dysfunction as well as pain occurs and the condition usually is designated as MPDS. It is initiated as spasm of one or more masticatory muscle. Temporomandibular disorders are a group of maladies which can affect the TMJ, as well as the associated muscles of the jaw, face and neck as well as related neurological and vascular structures.
  9. 9. TMJ Dysfunction Syndrome (TMD) Myofacial Pain Dysfunction Syndrome (MPDS)What symptoms are associatedwith Temporomandibular?disordersWhat are the components ofevaluation of the patient withTemporomandibular joint?symptomsWhat symptoms areassociated with myofacialpain dysfunction?syndrome
  10. 10. TMJ Dysfunction Syndrome (TMD) Myofacial Pain Dysfunction Syndrome (MPDS)Etiology: Occlusal status:Orthodontic viewpointProsthetic viewpointPeriodontal viewpoint Emotional status:Oral bad habits
  11. 11. TMJ Dysfunction Syndrome (TMD) Myofacial Pain Dysfunction Syndrome (MPDS)Etiology: Psychophysiologic theory: Bruxism:
  12. 12. TMJ Dysfunction Syndrome (TMD) Myofacial Pain Dysfunction Syndrome (MPDS)Classification:1. Disc displacement2. Structural incompatibility (Deviation, Adhesion, Hypermobility)3. Inflammatory disorders (Synovitis/capsulitis, Arthritides)4. Ankylosis5. Neoplasia
  13. 13. TMJ Dysfunction Syndrome (TMD)Myofacial Pain Dysfunction Syndrome (MPDS) Classification
  14. 14. TMJ Dysfunction Syndrome (TMD) Myofacial Pain Dysfunction Syndrome (MPDS)Signs & Symptoms: Pain of the joint on palpation. Pain on movement of the joint. Altered TMJ function, including trismus, reduced opening, and mandibular deviation on opening. Joint popping, clicking or crepitus. Facial pain. Pain on palpation of the muscles of mastication. Pain on opening.
  15. 15. TMJ Dysfunction Syndrome (TMD) Myofacial Pain Dysfunction Syndrome (MPDS)Examination: History Physical Examination Radiologic Examination:Radiography (Normal Radiography)C T (Tomography)ArthrographyElectrography (MRI)Arthroscopy
  16. 16. TMJ Dysfunction Syndrome (TMD) Myofacial Pain Dysfunction Syndrome (MPDS)Physical Examination: Palpation of MasticatoryMuscles:
  17. 17. TMJ Dysfunction Syndrome (TMD) Myofacial Pain Dysfunction Syndrome (MPDS)Observation of Mandibular Motion:
  18. 18. TMJ Dysfunction Syndrome (TMD) Myofacial Pain Dysfunction Syndrome (MPDS)Palpation of the Joint:
  19. 19. TMJ Dysfunction Syndrome (TMD) Myofacial Pain Dysfunction Syndrome (MPDS)Radiographic Evaluation:
  20. 20. TMJ Dysfunction Syndrome (TMD) Myofacial Pain Dysfunction Syndrome (MPDS)Treatment:• Reversible Therapy (Patient education, medication, physical therapy, and splint therapy. Occlusal adjustment.• Irreversible Therapies that involve permanent changes in the function or morphology of the masticatory system (Surgical treatment).
  21. 21. TMJ Dysfunction Syndrome (TMD) Myofacial Pain Dysfunction Syndrome (MPDS)Treatment: Patient education & self care
  22. 22. TMJ Dysfunction Syndrome (TMD) Myofacial Pain Dysfunction Syndrome (MPDS)Treatment: Medication
  23. 23. TMJ Dysfunction Syndrome (TMD) Myofacial Pain Dysfunction Syndrome (MPDS)Treatment: Physiotherapy
  24. 24. TMJ Dysfunction Syndrome (TMD) Myofacial Pain Dysfunction Syndrome (MPDS)Treatment: Splint
  25. 25. TMJ Dysfunction Syndrome (TMD) Myofacial Pain Dysfunction Syndrome (MPDS)Treatment: Elimination the Stress
  26. 26. TMJ Dysfunction Syndrome (TMD) Myofacial Pain Dysfunction Syndrome (MPDS)Treatment: Dental Care
  27. 27. TMJ Dysfunction Syndrome (TMD) Myofacial Pain Dysfunction Syndrome (MPDS)Prevention: Eliminate oral habits such as teeth grinding and yawing widely. Dental treatment (orthodontic treatment, prosthetic restoration, orthognathic surgery and TMJ surgery). Seek effective treatment for diseases such as osteoarthritis and fibromyalgia. Early Diagnosis and therapy.

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