Malignant lymphoma of thyroid refers to lymphoma originated from thyroid gland, which is usually treated by surgery, radiotherapy and chemotherapy according to the stage. 1. Surgical treatment: If the malignant lymphoma of thyroid is early stage, surgical resection will be performed in principle. Thyroidectomy or cervical lymphatic dissection should be added. After surgery, radiotherapy or chemotherapy will be supplemented. When the thyroid mass is obviously enlarged, there are compression symptoms. The use of surgical resection, if necessary, tracheotomy. 2. Radiotherapy: the dose of thyroid radiotherapy is generally 30-50Gy. The radiation site mainly takes the regional lymph node area and mediastinal area. Chemotherapy generally uses CHOP (doxorubicin, cyclophosphamide, vincristine), bleomycin, methotrexate, doxorubicin, etc. The average cycle is 6 courses. The average cycle is 6 treatments. If thyroid lymphoma is present, you need to seek medical treatment as soon as possible, and do not use medication on your own to avoid delays.