I suffer from hypothyroid for the past 3 years. Recently I had a thyroid test done and myT3 has shot up to 800 from previous test of 52. My T4 and TSH are normal. What does this mean? Is it anything to be worried about.

Suggestions offered by doctors on Lybrate are of advisory nature i.e., for educational and informational purposes only. Content posted on, created for, or compiled by Lybrate is not intended or designed to replace your doctor's independent judgment about any symptom, condition, or the appropriateness or risks of a procedure or treatment for a given person.