TG and Hypocalcemia: In any case, if, on one hand, thyroidectomy may increase the risk of recurrent laryngeal nerve(s) injury and transient/permanent hypocalcemia, on the other hand, the addition of thyroidectomy to Sistrunk procedure will allow better staging, completion of treatment with adjuvant RAI therapy and easier follow-up by both ultrasonography and thyroglobulin assay.