However, the definitive test for Grave's is TSI, so it might be worthwhile to consider that The nervous energy looks very hyper, but boys
I'd repeat bloodwork, just to be on the safe side. This sounds very hyper to me, except for the constipation, but that could be caused by a totally unrelated issue. Try to get the TSI also. Another possibility is a toxic nodule (toxic adenoma)...this would show up on a thyroid ultrasound. I think further testing worth pursuing.