The citric acid test measures citric acid in urine and is used to diagnose renal tubular acidosis and evaluate renal stone disease.
Review Date 10/8/2019
Updated by: Walead Latif, MD, Nephrologist and Clinical Associate Professor, Rutgers Medical School, Newark, NJ. Review provided by VeriMed Healthcare Network. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.