Diet modifications to prevent nephrolithiasis

Ureteric colic is very painful
And secondary prevention is often overlooked.
There are few dietary measures have been shown to reduce the risk of stones;
1) drink plenty of water(keep urine out put > 2.5L/day
2)eat low animal fat diet
3) eat low sodium diet
4) avoid excess oxalate rich foods like spinach, beets, rhubarb & chocolalate
In a recent study published in JASN : oct;20, 2009:authors report DASH style diet Is associated with reduction in kidney stone risk.
Source : Renal fellow network