You can reach the Doctor Thyroid Forum and Dr. Lupo at
http://www.medhelp.org/forums/show/120 OR
List at right of main page, 3 down, titled "Related Expert Forums"
Diabetes - Adult Type II and Thyroid, click on "thyroid" it will take you to the forum.
If you have posted more than one post per the sites rules for doctors forums, you probably won't get answered. Or if the forum is full and not taking any more questions for the day, you can try another day.
Good luck and Best of health!