PIGT and Hypercalciuria: None of the patients with PIGT related MCAHS3 was reported to have a nail, skin or hair anomaly while most of the other genes did, on the contrary, only patients of PIGT related MCAHS3 was reported to have hypercalciuria (Kvarnung et al., 2013; Nakashima et al., 2014; Lam et al., 2015; Skauli et al., 2016; Pagnamenta et al., 2017).