Pathway for the Outpatient Evaluation/Treatment of the Child with Nephrolithiasis

Modified Evaluation

Imaging Renal bladder ultrasound
Urine Testing
  • < 3 yrs Spot urine for calcium, oxalate, citrate and creatinine
  • > 3 yrs Litholink
  • Complete metabolic panel

Modified Evaluation – Abnormal

Consider Additional Testing

Hypercalcemia or hyperphosphatemia Vitamin D level
Hyercalciuria in males β2 microglobulin
Cystinuria suspected Urine for amino acids