PARAFOLLICULAR CELL CARCINOMA A neuroendocrine carcinoma arising from the C-cells of the thyroid gland. It is closely associated with multiple endocrine neoplasia syndromes. Approximately 10% to 20% of medullary thyroid carcinomas are familial. Patients usually present with a thyroid nodule that is painless and firm. In the majority of cases nodal involvement is present at diagnosis. Surgery is the preferred treatment for both primary lesions and recurrences. This carcinoma is generally not very sensitive to radiation and almost unresponsive to chemotherapy. MEDULLARY CARCINOMA OF THYROID THYROID MEDULLARY CARCINOMA MTC MEDULLARY CARCINOMA OF THE THYROID C CELL CARCINOMA MEDULLARY THYROID GLAND CARCINOMA CARCINOMA, C-CELL, MALIGNANT MEDULLARY CARCINOMA OF THYROID GLAND MEDULLARY CARCINOMA OF THE THYROID GLAND MEDULLARY THYROID CARCINOMA MEDULLARY CARCINOMA THYROID GLAND NEUROENDOCRINE CARCINOMA MEDULLARY THYROID CANCER

http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C3879

http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C4815