(Sigh.) For once, I was HOPING to hear about a physical problem, one that could be understood and dealt with. Maybe a more thorough thyroid panel would show something, although I doubt it. Still, possibly worth a try.
When can you make an appointment with the behaviorist? What are his/her credentials? (Of course, you've had sooo much time to make arrangements!)
Glubbing a strawberry daiquiri in your honor.