He has had blood work, whcih came back normal, creatinine on the higher side of normal, but normal, BUN normal, he has had his urine cultured, which came back positive for strep, so nor h is on antibiotics for the next two weeks. His appetite is back, when I feed him what he wants, (chicken breat, mixed with kibble and some canned food. I am thrilled to know it's not kidney failure, he is only 6.