Our Rookie started panting and just acting strange one day. I scooped him up in a towel and my arms and my husband flew to the vet. It took about an hour or so of tests but as soon as the chest x-Ray was read that kind vet said, "Rookie's chest is full of fluid. He has Congestive Heart Failure...
Going thru this now with LadyBug. Started after an ear cleaning. It's pitiful and I'm sorry it's also happened to Blitz. Our vet gave her an injection of dexamethasone (steroid) yesterday. No improvement yet with the walking but she's eating today and that's a big improvement. Good luck. Keep us...