A high serum T3 is frequently found with congenital goiter, due to defective organification of iodide (TPO defect) or defective synthesis of thyroglobulin. A high serum T3 usually precedes iodide ...

I've always struggled with my weight, but three years ago, I noticed something different-my legs, especially around my knees, ...

Serum concentration rises in pregnancy, producing an enlarged thyroid without clinical symptoms of goiter. Normal serum level in nonpregnant adult is 0.8-2.3ng/dL FT4I - Free thyroxine index (FT4I ...