Endocrine Abstracts

Background: The presence of secondary tumors to the thyroid is well known, although a rare entity (0.5–1.2%). The simultaneous appearance of papillary carcinoma and metastasis from hip osteosarcoma has never been reported.Case presentation: The patient is a 60 year old female who presented with a suspicious left thyroid nodule and a long history of osteosarcoma. The preoperative FNA of the left thyroid nodule was consistent with papillary malignancy...