Frey氏综合征或味觉出汗症是腮腺切除的并发症,为耳科学者所熟知。该综合征亦可发生于其它手术或穿通伤。下颌钝性外伤所致者罕见。作者报告1例24岁男性,曾因车祸致双侧下颌髁状突骨折及左侧下颌联合点旁骨折合并该综合征。Frey氏综合征系因第Ⅴ脑神经的分支——耳颞神经受损伤而中断,再生神经纤维中原支配腮腺的神经纤维轴突可误入支配汗腺或皮下血管的交感神经髓鞘中,使汗腺或皮下血管 Frey's syndrome or taste-sweating syndrome is a complication of parotid gland dissection and is well-known to the aurologist. The syndrome can also occur in other surgical or penetrating wounds. Mandibular blunt trauma caused by rare. The authors report a 24-year-old man who had bilateral mandibular condylar fractures due to a car accident and a left-sided mandibular joint-point fracture associated with the syndrome. Frey's syndrome is due to the Ⅴ nerve branch of the nerve - the temporal and temporal nerve injury interrupted, regenerating nerve fibers in the parotid gland innervation of the axonal may be mistaken for sweat glands or subcutaneous blood vessels control the sympathetic myelin, so that sweat glands Or subcutaneous blood vessels