Seven days ago, we said goodbye to our very sweet 12-year-old Goldendoodle, Einstein. A few weeks ago we noticed that he was having trouble maintaining his balance, his back legs sliding out from under him. A week after that, he had a seizure. It was traumatic for all of us. We took him to the emergency vet who offered admission, sedation, MRIs, and continuous IV anti-seizure medications. I sat in the sterile confines of the vet ER office with my...