Thyroid nodule grade 4B puncture benign, if there is no pressure symptoms, you can temporarily do not need treatment, but need to be closely observed; if with pressure symptoms, then active treatment. Thyroid nodule grade 4B is a grade under thyroid ultrasound, thyroid nodule 4B has a certain malignant possibility, but the patient has done the puncture, the result shows benign nodule, if there is no pressure symptoms, then you can not do the treatment for the time being, but need to review regularly, closely observe the nodule has no malignant change or enlargement. If the nodule is enlarged, and the patient has uncomfortable symptoms such as thyroid enlargement and pain, then it is necessary to actively cooperate with the doctor for treatment. For patients with benign thyroid nodules with grade 4B puncture, consult your doctor for specific treatment.