Urolithiasis is related to nephrolithiasis, uric acid and nephrolithiasis, calcium oxalate, 1. An important gene associated with Urolithiasis is APRT (Adenine Phosphoribosyltransferase), and among its related pathways/superpathways are Transport of inorganic cations/anions and amino acids/oligopeptides and Regulation of Insulin-like Growth Factor (IGF) transport and uptake by Insulin-like Growth Factor Binding Proteins (IGFBPs). The drugs Nifedipine and Progesterone have been mentioned in the context of this disorder. Affiliated tissues include kidney and bone, and related phenotypes are homeostasis/metabolism and renal/urinary system