Methods: 8 cases of lateral deviation of mandible caused by condylar disease were corrected with operations: 2 cases of condylar heperPlasia, 2 cases of osteoma, 1 case of chondroma, 1 case of cyst and 2 cases of unilateral mandibular macrognathia. 方法:手术矫治该类偏颌畸形8例,其中髁状突良性肥大2例,骨瘤2例,软骨瘤1例,囊肿1例,单侧下颌骨肥大2例。