Unusual Sites of Metastasis of Well-Differentiated Thyroid Cancer: A Systematic Review

Abstract

Thyroid cancer is one of the most common endocrine malignancies secondary to ovarian cancer. Its incidence has surged swiftly than that of any other malignancy in recent years. Well-differentiated thyroid cancers (WDTC) are relatively common and usually slow-growing tumors with a good prognosis, including three types: Papillary, follicular, and Hürthle cell carcinoma. The first metastatic sites of these types of cancer typically involve lymph nodes, lungs, brain, and bones.