患者，女，26岁。舌根部肿块2个月，有增大感，天局部疼痛及进食后梗阻感。检查：舌根部中线及4cm×3cm质中肿块，表面血管充血明显，边界清，有结节感，随舌前后运动。颈部未及肿大淋巴结。未行活栓。CT检查：CT示舌根部正中3．5cm×2.7cm大小囊实性肿块，肿块实质呈圆环状， The patient, female, is 26 years old. The root mass of the tongue was increased for 2 months with an increased sensation, local pain, and a feeling of obstruction after eating. Examination: Tongue root midline and 4cm × 3cm mass mass, surface blood vessels congestion, clear borders, nodular feeling, with tongue movement back and forth. No enlarged lymph nodes in the neck. No live bolts. CT examination: CT showed a solid cystic mass with a median size of 3.5cm x 2.7cm in the middle of the base of the tongue. The mass was annular in nature.