Resumo
Familial thyroid cancer can originate from parafollicular cells and called medullary thyroid carcinoma (MTC) or from follicular cells and called familial non-medullary thyroid carcinoma (FNMTC). Hereditary MTC occurs associated with other endocrine neoplasms in Multiple Endocrine Neoplasm Type 2 (MEN 2) syndrome. FNMTC can occur in a syndromic or non-syndromic form. The syndromic form occ…