The first few days were the worst. Tylenol with codeine unBugs the Bug. Once she was off that wretched stuff, she started drinking and eating normally, and became my sweet Bug once more. The main difference is that her voice is markedly different. It's higher pitched and still a bit scratchy. It was hard to understand her for a while, but that's getting much better now.
A friend whose son had his tonsils out a few months back said he had a 2-inch growth spurt in the month following his surgery. We shall see.