Urolithiasis Associated with Idiopathic Hypercalciuria. A Series of Fifty Male Patients

The term idiopathic hypercalciuria (IH) refers to a syndrome of unestablished aetiology, comprising hypercalciuria, intestinal hyperabsorption of calcium, normocalcemia, normo- or hypophosphatemia, and a high frequency of calcium stones. Underlying primary mechanisms may include intestinal overabsorption, decreased tubular calcium reabsorption, and possibly increased bone catabolism.