American Association of Endocrine Surgeons - Medullary thyroid cancers arise from parafollicular C-cells and are not responsive to radioactive iodine. These cells produce calcitonin, which is used as a tumor marker. #THYCAM2021
Calcitonin Expression in the Metastatic Tissue of Medullary Thyroid Carcinoma | IntechOpen
Calcitonin Test: Price, Purpose, Normal Range and Result - Drlogy