A Case of Medullary Thyroid Cancer with Graves' Disease

Most of the thyroid cancer associated with hyperthyroidism is papillary thyroid cancer. Medullary thyroid cancer (MCT) with hyperthyroidism case is reported extremely rare. We report a 63-year-old female with a MCT discovered during following-up for Graves' disease. We also review the recent therapeutic guideline for Graves' disease and the management of the thyroid nodules based on the clinical evaluation of this case.