Do you have your patients with recurrent calcium phosphate nephrolithiasis and hypocitraturia avoid high citrate containing foods if they have alkaline urine?  

A good question, and I don’t think we have hard evidence to answer it. Most kidney stones are a mixture of calcium oxalate and calcium phosphate, the oxalate content usually predominating. Pure oxalate stones should prompt a search for one of the hyperoxalurias. Pure phosphate stones (apatite/...