Idiopathic hypercalciuria is the presence of excess calcium in the urine without an obvious cause. This condition can lead to kidney stones, osteoporosis, or in extreme cases, loss of kidney function.
Hypercalciuria - idiopathic
Bose A, Monk RD, Bushinsky DA. Kidney stones. In: Melmed S, Polonsky KS, Larsen PR, Kronenberg HM, eds. Williams Textbook of Endocrinology. 13th ed. Philadelphia, PA: Elsevier; 2016:chap 30.
Weber TJ. Osteoporosis. In: Goldman L, Schafer AI, eds. Goldman-Cecil Medicine. 26th ed. Philadelphia, PA: Elsevier; 2020:chap 230.
Review Date 7/4/2019
Updated by: David C. Dugdale, III, MD, Professor of Medicine, Division of General Medicine, Department of Medicine, University of Washington School of Medicine, Seattle, WA. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.