Gary, sure hope you're doing much better. For anyone whom hasn't experienced the agony of passing stones, it's worse than shoving a hot poker up your nose. I hate when I do that.
I started getting them when I moved from NY to N. Carolina and got hooked on sweet tea, which my nephrologist said potentiated the development. Don't know how true that is, but since breaking the tea habit I have only had 2 in the past 5 years. I consume a lot of milk, always have though.