Familial Hypocalciuric Hypercalcemia, also known as familial benign hypercalcemia, is related to hypocalciuric hypercalcemia, familial, type iii and hypocalciuric hypercalcemia, familial, type i. An important gene associated with Familial Hypocalciuric Hypercalcemia is CASR (Calcium Sensing Receptor), and among its related pathways/superpathways are Signal Transduction and Vitamin D receptor pathway. Affiliated tissues include bone and pancreas, and related phenotypes are hypercalcemia and hypocalciuria