Kidney stones

Question 1

Stone workup?

Answer 1

Uric acid, calcium and parathyroid status, stone analysis, 24 hr urine volume and chemistries (including calcium, oxalate, citrate and uric acid)

Question 2

Prevention of calcium oxalate stones?

Answer 2

Increase fluid intake (maintain at least 2L of fluid per day) increase dietary potassium and phytate (nuts, beans), decreasing oxalate, animal protein, sucrose, fructose, sodium, supplemental calcium