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Temporomandibular joint disorder

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Temporomandibular joint disorder

Temporomandibular joint disorder

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  • 1. University Of Aden Faculty of dentistry 2012Oral Medicine Dr .Muhgat AbdoOral & Dentofacial Surgeon www.adendent-faculty.net muhgatabdo@hotmail.de
  • 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. Temporomandibular Joint DisordersAnatomy of TMJ: Glennoid Fossa Mandibular Condyle Articular Disc Ligamentous Structurres:1. Functional Ligament2. Accessory ligament
  • 4. Temporomandibular Joint DisordersFunctional Movement of TMJ:1. Elevation (Jaw Closing)2. Depression (Jaw Opening)3. Protrusion4. Retrution5. Laterotrusion
  • 5. TMJ Dysfunction Syndrome (TMD)Myofacial Pain Dysfunction Syndrome (MPDS) Classification
  • 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. TMJ Dysfunction Syndrome (TMD) Myofacial Pain Dysfunction Syndrome (MPDS) Definition Etiology Classification Examination Treatment Prevention
  • 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. 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. TMJ Dysfunction Syndrome (TMD) Myofacial Pain Dysfunction Syndrome (MPDS)Etiology: Occlusal status:Orthodontic viewpointProsthetic viewpointPeriodontal viewpoint Emotional status:Oral bad habits
  • 11. TMJ Dysfunction Syndrome (TMD) Myofacial Pain Dysfunction Syndrome (MPDS)Etiology: Psychophysiologic theory: Bruxism:
  • 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. TMJ Dysfunction Syndrome (TMD)Myofacial Pain Dysfunction Syndrome (MPDS) Classification
  • 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. 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. TMJ Dysfunction Syndrome (TMD) Myofacial Pain Dysfunction Syndrome (MPDS)Physical Examination: Palpation of MasticatoryMuscles:
  • 17. TMJ Dysfunction Syndrome (TMD) Myofacial Pain Dysfunction Syndrome (MPDS)Observation of Mandibular Motion:
  • 18. TMJ Dysfunction Syndrome (TMD) Myofacial Pain Dysfunction Syndrome (MPDS)Palpation of the Joint:
  • 19. TMJ Dysfunction Syndrome (TMD) Myofacial Pain Dysfunction Syndrome (MPDS)Radiographic Evaluation:
  • 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. TMJ Dysfunction Syndrome (TMD) Myofacial Pain Dysfunction Syndrome (MPDS)Treatment: Patient education & self care
  • 22. TMJ Dysfunction Syndrome (TMD) Myofacial Pain Dysfunction Syndrome (MPDS)Treatment: Medication
  • 23. TMJ Dysfunction Syndrome (TMD) Myofacial Pain Dysfunction Syndrome (MPDS)Treatment: Physiotherapy
  • 24. TMJ Dysfunction Syndrome (TMD) Myofacial Pain Dysfunction Syndrome (MPDS)Treatment: Splint
  • 25. TMJ Dysfunction Syndrome (TMD) Myofacial Pain Dysfunction Syndrome (MPDS)Treatment: Elimination the Stress
  • 26. TMJ Dysfunction Syndrome (TMD) Myofacial Pain Dysfunction Syndrome (MPDS)Treatment: Dental Care
  • 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.