腮腺深叶肿物最常见的症状是咽部异物感或吞咽困难,但也可不产生咽部症状而向上伸展入颞下凹,出现颞下凹原发肿物的症状。颞下凹原发肿物以颞下颌关节脱位为首发症状者罕见,本文报告1例。患者陈×,女,50岁。主诉右颞颌关节肿痛,下颌左偏一月余。一个多月前,打哈欠后感右颞颌关节 Parotid deep lobe tumor is the most common symptoms of pharyngeal foreign body sensation or difficulty swallowing, but also can not produce pharyngeal symptoms and upward expansion into the infratemporal notch, there was the initial symptoms of subdural tumor. Temporomandibular primary tumor with temporomandibular joint dislocation as the first symptom is rare, this article reports 1 case. Patient Chen ×, female, 50 years old. The main complaint of right temporomandibular joint swelling and pain, left mandibular deviation more than a month. More than a month ago, after yawning right temporomandibular joint