A 20 year old female patient arrives to your office with a chief complaint of neck swelling. She also complains of weight gain and fatigue. What is the best initial diagnostic test to order?
A. Presence of antimicrosomal antibodies
B. Free T4 levels
C. TSH levels
D. Thyroglobulin levels
E. Thyroid Scan
A. Presence of antimicrosomal antibodies
B. Free T4 levels
C. TSH levels
D. Thyroglobulin levels
E. Thyroid Scan