Thanks for your reply Soldy.. I wish I had some more information..
Currently take levothyroxine for my thyroid taken out due to pap Thyroid cancer..3 years ago
Tg (thyroilogublin) 0.5 which is indectable
But my thyroid levels - Tsh 0.18 and T4 = 24.0
What signs and symptoms do you look out for? Some fatigue, but otherwise ok..