23rd May 2025

A 39-year-old woman presented with neck swelling.

A 39-year-old woman presented with neck swelling. She reports being more anxious lately, hot, and sweaty even though it is winter. She also noted episodic palpitations. On examination, she has fine tremors, warm sweaty peripheries, and a pulse of 89 bpm and regular. Thyroid examination reveals a non-tender, nodular structure, and asymmetrical enlargement of the thyroid gland. No palpable lymph nodes are present. TSH is 0.1 mU/L, free T4 30pmol/L, ESR 4,CRP <1mg/L, WBCs 8×109. The patient is not currently pregnant and does not have children. What is the most appropriate 1st line of management?

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