Thyroid 4b suggests moderate suspicion of malignancy in thyroid nodules, if puncture is benign regular follow up can be done for observation. If there is pressure on the trachea, surgery is needed. In daily life, after the emergence of thyroid nodules, patients can first go to the hospital to do a puncture active pathology to determine whether the patient’s thyroid nodules are benign or malignant, benign nodules, if the nodules are small and do not have any clinical symptoms of pressure, you can go to the hospital for regular observation. If the nodule is larger than 3 centimeters and compresses the trachea, surgery should be performed to remove the nodule. If the patient has a benign tumor after pathological examination, but if there is hyperthyroidism in the body or the trachea is compressed, then the patient needs to go to the hospital to take surgical treatment.