OverviewThe citric acid test measures citric acid in urine and is used to diagnose renal tubular acidosis and evaluate renal stone disease.
Update Date 11/5/2013
Updated by: Charles Silberberg, DO, Private Practice specializing in Nephrology, Affiliated with New York Medical College, Division of Nephrology, Valhalla, NY. Review provided by VeriMed Healthcare Network. Also reviewed by David Zieve, MD, MHA, Bethanne Black, and the A.D.A.M. Editorial team.