Spectrum of thyroid disease in a single patient: A case of papillary thyroid carcinoma in a patient with Graves' disease and Hashimoto's thyroiditis.

A 65-year-old man with a history of Hashimoto's thyroiditi on Levothyroxine developed Graves' disease with ocular symptoms and was treated with teprotumumab without improvement. Total thyroidectomy was performed to control hyperthyroidism. Surgical pathology revealed multifocal papillary thyroid carcinoma. Rarely, a spectrum of thyroid disorders is seen in a single patient.