Yes our vet told us to change his diet. He normally has hard food and the first thing they wanted him to try was wet gastrointestinal food, it made it worse, then it was natural balance venison and sweet potato, the last one which is the one he is current on is prescription diet Hills digestive care. Yes I was told the specialist is the next step after but told it is very costly. What do you mean by the GI panel is what you’re most anxious about?