[Combined disease picture of an autonomous thyroid adenoma with acute and chronic thyroiditis]

This is a case report of a 20 year old woman suffering from a single toxic hot nodule of the thyroid gland. Following inflammation of the neck a cystic nodule with a thick fibrotic capsule was resected. Histology revealed a follicular adenoma with central necrosis surrounded by chronic fibrosing thyroiditis with intima proliferation of the blood vessels similar to Riedels thyroiditis.