Thyroid metastasis. A case report

Background: Metastases to the thyroid gland are considered a diagnostic possibility in the presence or absence of known primary neoplastic disease. (1) Thyroid cancer is the most common malignant neoplasm of the endocrine system, most commonly affecting women and usually occurring in people aged 25 to 65 years, three major histological types have been classically defined: differentiated thyroid cancers, papillary and follicular varieties, medullary thyroid cancers and anaplastic thyroid cancers. Keywords: Thyroid metastasis, thyroid neoplasia, thyroid cancer.