典型的颌关节功能障碍的症状是,关节弹响,咀嚼肌触疼,牙齿(牙合)面(不均匀)磨损,这些大都与牙齿错(牙合)及磨牙症有关。许多在20—40岁间出现颌关节功能障碍的病人,在青少年期有错(牙合)矫治病史。作者对青少年在矫治错(牙合)前颌关节功能障碍的百分率进行了研究。方法和材料: 304名正畸病人作为研究对象,年龄范围为6—16岁,平均12.9岁,129名男孩,175名女孩。对每个患者都用触诊进行咀嚼肌敏感试验,翼内外肌的触诊最重要。以病 Typical symptoms of jaw dysfunction are joint snapping, chewing muscle ache, and uneven (non-uniform) wear on the occlusal surfaces, most of which are associated with malocclusion and bruxism. Many patients with jaw joint dysfunction between the ages of 20 and 40 have a history of malocclusion in adolescence. The authors investigated the percentage of adolescent malocclusion in correction of mandibular joint dysfunction. METHODS AND MATERIALS: Totally 304 orthodontic patients were enrolled in this study, ranging in age from 6 to 16 years with an average of 12.9 years, 129 boys and 175 girls. For each patient with a palpation muscle sensitivity test with palpation, palpation of the wings inside and outside the most important. To sick