I knew that our time would come eventually but when it is staring you in the face you are never as prepared as you think. Lucky our shep/rot mixed was in bad shape Wed morning. Tuesday night he was ...
I've done several and the outcome depends on where the tumor actually is located and the type of tumor. I've often done an exploratory (not really knowing the exact tumor type and location) with the instructions to either euthanize and not let them wake up if terminal or "close them up" to give them what time they have left at home. The best possible outcome (it does happen) is to remove the growth with an uncomplicated recovery.