Temporomandibular joint disorder syndrome

Overview temporomandibular disorder syndrome (Temporo - mandibular Joint Dysf unction Syndrome) is oral and maxillofacial one of the common diseases. The temporomandibular joint disease, the most common disease. Occur in young adults, 20 to 30 years of age - the highest rate of illness. Cause pathogenesis temporomandibular joint disorder in young adults multiple. Its pathogenesis has not yet fully understand. The main features of the disease for the District tingle joint pain, snapping movement, opened his mouth movement disorders. Most are joint dysfunction, the prognosis is good; But a very small number of cases can also occur organic change. 1. Many factors trauma patient with local trauma. Might have for external impact, suddenly bite hard objects, excessive appetite (Yawn) acute trauma; There often chew hard food, Unilateral night molars and chewing habits. These factors may lead to joint injury or fatigue, muscle dysfunction chew on the incidence of the disease has a certain degree of influence. 2. Occlusal many factors obviously sick occlusion disorder. If cusp too high, excessive tooth wear, molar excess, bad teeth and jaws, such as the distance between low. Occlusion of the disorder, can destroy joints between the internal structure of the balance function to promote the occurrence of the disease. 3. Systemic and other factors neuropsychological factors and the disease may have a certain relationship. For example, some sick with emotional impatience, nervous, agitated, and so on. In addition, some have rheumatism patient history, and the incidence of some of the catch cold. Clinical manifestations temporomandibular joint disorder major clinical manifestations local tingle or pain, snapping and movement disorders. Pain in the joints can be part of or around the joints; May range associated with the severity of tenderness. Tingle or joint pain and appetite particularly when chewing obvious. Snapping the appetite activities there. Beep be in the mandibular different stages of the campaign, for the single sweetest sounds or even the sound of the break-up. Common obstacles to the movement Trismus, but there will be the appetite or too big appetite at the mandibular deviation. There is also associated with temporal pain, dizziness, tinnitus and other symptoms. Diagnosis history, the above diagnosis of the main symptoms of temporomandibular joint dysfunction syndrome is not difficult. Diagnosis of the common methods are : ① X-ray (joint spaces and SHERMANII condylar by lateral pharyngeal) Festival can be found on clearance changes and bone changes, such as sclerosis, bone damage and hyperplasia, cystic degeneration. ② arthrography (by contrast, are easy to use and more, under the contrast, fewer domestic applications), can be found articular disc displacement, perforation, the articular disc from the attachment and change cartilage changes. In recent years, many scholars arthroscopy to check application can discover the disease early changes, such as the articular disc and synovial hyperemia, oozing, adhesion and undifferentiated mature cartilage - like tissue formation of the "joint control". As a result of the many types of disease, treatment varied. Therefore, should make specific types of diagnosis. If lateral pterygoid muscle spasm, refolding disc displacement or articular disc, such as clothing.