Question

A 48-year-old woman with no significant past medical history presents with fatigue and weight gain. TSH is 12 mIU/L and free T4 is low. According to Canadian thyroid guidelines, what is the most appropriate management?

Accepted Answer

Start levothyroxine replacement

Answer

Observe without treatment

Answer

Start antithyroid medication

Answer

Order radioactive iodine uptake scan before any treatment

Answer

Treat only if TSH exceeds 20 mIU/L

Practice question

A 48-year-old woman with no significant past medical history presents with fatigue and weight gain. TSH is 12 mIU/L and free T4 is low. According to Canadian thyroid guidelines, what is the most appropriate management?