颞颌关节骨瘤多发生于髁状突,骨瘤多发生在青少年,但由于肿瘤生长缓慢而缺乏症状,就诊年龄多为成年。该病早期无疼痛及功能障碍,不易发现,随着身体发育而增长,逐渐出现面部不对称,患侧耳前关节区肿胀,皮肤颜色正常,局部触诊可触及坚硬肿块,不移动,无明显压痛,开闭口时伴随髁状突移动,下颌前突向健侧偏斜。 Temporomandibular joint osteoma occurred in the condyle, osteoma mostly in adolescents, but because of the slow growth of tumors and lack of symptoms, the treatment of age and more for adults. Early onset of the disease without pain and dysfunction, not easy to find, with the growth of the body, and gradually facial asymmetry, ipsilateral ear swelling of the joint area, the skin color is normal, palpable palpable local palpable mass, no movement, no significant tenderness , Opening and closing the mouth accompanied by condylar movement, mandibular anterior deviation to the contralateral side.