I have written about Mitzi's gastric problems in the past. I am disappointed in all the vets I have taken her to. Even specialists, after cat scan, xrays, tube down her throat, and sonograms of her stomach etc, have basically said they don't know what Is wrong with her I thought it might get better with warmer weather but still, when she gets too excited, or goes outside, or for no apparent reason at all, she stops, starts shivering a little while her stomach puffs and retracts and she starts having trouble breathing due to a lot of mucus that comes from somewhere and gurgles in her throat and