颞颌关节区腱鞘巨细胞瘤临床实属罕见 ,我科曾遇 1例 ,现将该病例报道如下。患者杨× ,女 ,30岁 ,农民 ,住院号 2 91312。患者因右腮腺区无痛性包块 3年 ,进行性长大月余就诊并收住院。专科检查见右面部隆起 ,右耳屏前腮腺区有 4ｃｍ× 3ｃｍ的包块 ,质中偏韧 ,活动度可 ,颞颌 Temporomandibular joint area tendon sheath giant cell tumor clinical is rare, our department had a case, now the case reported as follows. Patient Yang ×, female, 30 years old, farmer, hospital number 2 91312. Patients due to right parotid gland painless mass 3 years, progressive growth of more than a month and admitted to hospital. Specialist examination, see the right side of the bulge, parotid gland area before the right tragus with 4cm × 3cm mass, the quality of the medium, the activity can be, temporomandibular