Abstract
The term idiopathic hypercalciuria was originally used to describe the condition, characterized by hypercalciuria, normocalcemia and recurrent calcium (Ca) nephrolithiasis, for which no clear-cut etiology for the hypercalciuria could be found.1 It is now recognized that this condition comprises a mixed group consisting of separate entities. Two subtypes,- renal hypercalciuria (RH) and absorptive hypercalciuria (AH), have now been well-characterized, depending on whether the hypercalciuria is the consequence of an impaired renal tubular reabsorption of Ca2 or the intestinal hyper-absorption of Ca.3,4 The objective of this discussion is to review diagnostic criteria, causes for the hypercalciuria and therapeutic considerations in renal and absorptive hypercalciurias.
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References
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Pak, C.Y.C. (1977). Idiopathic Hypercalciuria. In: Massry, S.G., Ritz, E. (eds) Phosphate Metabolism. Advances in Experimental Medicine and Biology, vol 81. Springer, New York, NY. https://doi.org/10.1007/978-1-4613-4217-5_30
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DOI: https://doi.org/10.1007/978-1-4613-4217-5_30
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