SLC34A3 and Hypercalciuria: In the case of SLC34A3 variants, a majority of patients has hypophosphatemia, hyperphosphaturia, elevated calcitriol, hypercalcemia, hypercalciuria, and kidney stones or nephrocalcinosis together with a bone manifestation but a relevant fraction of patients has only either kidney or bone pathologies [60▪▪,61▪▪].