Radioactive iodine treatment of differentiated thyroid carcinoma in teenager

Incidence rate of differentiated thyroid carcinoma in teenager is not high. It has some different characteristics compared to adult differentiated thyroid carcinoma. Such as larger tumor at diagnosis; greater prevalence of neck lymph node and distant metastases at diagnosis; more sodium-iodide symporter expression; high recurrence rate but higher overall survival rate. ¹³¹I administration to remove residual thyroid tissue and treat metastases is still one of the important approaches after surgery.