Data
Clinical presentation: a 39-year-old woman was referred for evaluation of a thyroid nodule known for years. The patient was euthyroid and did not get any medication for thyroid disease. She noticed a rapid growth in the size of the nodule in the previous several months.
Palpation: there was a very firm nodule in the isthmus.
Laboratory test: TSH 0.86 mIU/L.
Lesion in question:
the nodule in the isthmus. The size of the lesion had increased by more than 300% in volume in the past five years.