Cervical thymic cancer infiltrating the trachea and thyroid.

The patient was a 59-year-old female with cervical thymic cancer infiltrating the trachea and right lobe of the thyroid, with associated metastasis to a cervical lymph node. The tumor was completely resected along with the infiltrated organs, in addition to dissection of the cervical and mediastinal lymph nodes, total thymectomy and tracheoplasty. Histologically the tumor consisted of lymphoepithelioma-like carcinoma and mucoepidermoid carcinoma. Postoperative radiotherapy for the neck and upper mediastinum was performed at a total dose of 44 Gy. The patient is alive without recurrence 8 months after surgery.