8th April 2024

A 63-year-old woman presents to her GP with a rapidly enlarging swelling to her neck

A 63-year-old woman presents to her GP with a rapidly enlarging swelling to her neck. She is referred under the two week wait for further investigations. Her past medical history includes Hashimoto’s thyroiditis currently treated with levothyroxine, hypertension treated with lisinopril and lung cancer treated with radiation and resection. A diagnosis of primary thyroid lymphoma is made. What is the strongest risk factor for development of this malignancy in this patient?

Select the SINGLE most appropriate option from the list below. Select ONE option only.