Is it safe to use radioactive iodine therapy for patients with differentiated thyroid cancer and brain metastases?
3 Answers
Mednet Member
Radiation Oncology · University of Louisville School of Medicine
Not all brain metastases from thyroid cancer accumulate radioactive iodine. It is not unsafe to use radioactive iodine in the presence of brain metastases, whether they have been treated with whole brain RT or SRS/SRT. If the brain metastases pick up radioactive iodine, there could be increased peri...
Mednet Member
Radiation Oncology · Columbia University Irving Medical Center
Depending on the situation giving radioactive iodine may be appropriate. I would consider factors including the extracranial disease burden and patient performance status. With regard to prior brain radiotherapy, whether that being whole brain radiotherapy or stereotactic radio surgery, this also de...