In fact, maternal hypercalcemia attributed to placental overproduction of 1,25(OH)2D has never been reported30,99 and the hypercalcemia found in women with molar pregnancies is attributable to PTHrp overproduction.132,133 What is not resolved is the dose and time of administration to achieve optimum results. The gene discussed is PTHLH; the disease is Hypercalcemia.