CYP17A1 and polycystic ovary syndrome: In another study conducted in 2018 on 250 cases of polycystic ovary syndrome and 250 cases in the North Indian female population as a control, the rs743572 allele was analysed in CYP17A1. For the biochemical evaluation of patients, the hormones HDL, triglyceride, and cholesterol were analysed in both groups of patients and the control group.