Thyroid cancer, i.e. thyroid cancer, is a malignant tumor originated from the epithelial cells of the thyroid gland and belongs to cancer. Thyroid cancer is often manifested as a lump found in the thyroid gland, which is hard and fixed with uneven surface, and may be accompanied by symptoms such as hoarseness, difficulty in swallowing and breathing. Thyroid cancer can be treated by medication, surgery and radiation therapy. Patients who have undergone subtotal or total resection should take thyroxine tablets for a long period of time to prevent the degeneration of thyroid function and to reduce the TSH, and the surgery is usually the surgery of the thyroid gland itself and the resection of lymph nodes in the neck. Radiation therapy is radioactive iodine treatment. Patients generally after scientific and systematic treatment, the prognosis is good, need regular review, usually with a light diet, avoid spicy and stimulating food, affecting the recurrence of the disease, taking medication with adverse effects should be timely medical treatment, so as not to delay the condition.