OverviewThe citric acid test measures citric acid in urine and is used to diagnose renal tubular acidosis and evaluate renal stone disease.
Review Date 10/13/2015
Updated by: Walead Latif DO, Nephrologist, Medical Director of Fresenius Vascular Care, and Clinical Assistant Professor of Rutgers Medical School, Newark, NJ. Review provided by VeriMed Healthcare Network. Also reviewed by David Zieve, MD, MHA, Isla Ogilvie, PhD, and the A.D.A.M. Editorial team.