Endocrine Abstracts

Collision tumors (CT) refers to the coexistence of two histologically distinct malignant tumors within the same mass. CT involving the thyroid gland (TG) and/or the neck are specially uncommon and present a diagnostic and treatment challenge.Case report: A 69-year-old male presented with a one year history of bilateral cervical lymph node growth, a four-month history of progressive dysphagia and a dyspnea associated with a rapidly expanding, painless mas...

Riedel Thyroiditis is a rare form of infiltrative and fibrotic disease of the thyroid that is characterized by compressive symptoms resulting from a rapidly enlarging goiter. The association with Graves Thyroiditis and autoimmune diseases is very rare. The aim of this presentation is to report a patient with asymptomatic Riedel Thyroiditis associated with Thyroid Storm and Polyglandular Autoimmune Disease. A 54-year-old female patient with recent diagnosis of Grave’s Dise...