Today has been such a long, both emotionally and physically draining day. Before and after Emmett's emergency dental appointment, I didn't see much of Gavin.  He spent most of his free time in his room. The only time he really spent time amongst his family was after dinner, while he was receiving his IVIG infusion. When he gets his infusion, he likes to sit in the same exact spot and practice the exact same routine.  If anything shakes up that routine, he panics and for that reason, we do our best to ensure everything stays as close to the same each time he gets his infusion. Poor Emmett has been so tired after his dental procedure today. He fell asleep in the car on the way home and has been…