AGXT and primary hyperoxaluria type 1: Genetic analysis showed two pathogenic heterozygous variants of the AGXT gene (c.508G>T; p.Gly170Arg and c.106C>T; p.Arg36Cys) and a minor allele of the AGXT gene (c.32C>T; p.Pro11Leu) in the homozygous state confirming the diagnosis of PH type 1 (PH1).