Subacute thyroiditis in a single lobe

A 33-year-old woman with no history of thyroid disease reported pain in her neck and a sore throat, On physical examination, the thyroid gland was pal pable, Serum T-3 and T-4 levels were increased, and the thyroid-stimulating hormone level was decreased, Thyroid scintigraphy with Tc-99m pertechnetat e revealed nonvisualization of the left lobe of the thyroid, Ultrasonograph ic examination confirmed the presence of the left thyroid lobe, Fine-needle aspiration biopsy revealed thyroiditis of the left lobe of the thyroid, Th e patient was started on an anti-inflammatory drug, The follow-up thyroid s can showed a normal thyroid gland.