Idiopathic hypercalciuria is the presence of excess calcium in the urine without obvious cause. This condition can lead to kidney stones
Hypercalciuria - idiopathic
Rosen C. Osteoporosis. In: Goldman L, Schafer AI, eds. Cecil Medicine. 24th ed. Philadelphia, Pa: Saunders Elsevier; 2011:chap 251.
David C. Dugdale, III, MD, Professor of Medicine, Division of General Medicine, Department of Medicine, University of Washington School of Medicine. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.