Gavin's infusion is underway as is our day. For those who don't already know, Gavin mysteriously lost his immune system a few years back, when all his fragile health issues suddenly began. To counter his lack of a functioning immune system, he receives IVIG twice a week. The process is simple but painful. It involves placing two small needles into his belly area and infusing GAMMAGARD or donated antibodies. This gives Gavin's immune system the soldiers it needs to fight of foreign invaders.  Today is the second of his twice a week infusions.  It's not the best situation in the world but it is working for now and his immune system hasn't gotten any worse in at least a year or two.  Generally speaking, both Gavin and his body handle…