纵隔畸胎瘤外穿至颈部１２例均采用正中切口、纵劈胸骨至第３肋骨横断胸骨。结果合并颈部窦道切除７例，气管楔形切除１例，胸腺切除６例。术中损伤无名静脉２例、上腔静脉１例，随访２～１８年，除１例恶性畸胎瘤术后３年复发转移外，余均恢复良好 Mediastinal teratoma from the outer wear to the neck in 12 cases were used in the median incision, longitudinal sternal sternum to the third rib transverse sternal. Results There were 7 cases with sinus excision in the neck, 1 case with tracheal wedge resection and 6 cases with thymectomy. Injury of the innominate vein in 2 patients, and superior vena cava in 1 patient. Follow-up of 2 to 18 years, except for 1 case of malignant teratoma recurrence and metastasis after 3 years of surgery, all recovered well.