BRD2 and Obesity: In contrast, Women with PCOS and obesity showed significantly lower SWV, Follicle-Stimulating Hormone (FSH),Resistance Index (RI),(Resistance Index, RI: The calculation formula is (systolic peak flow velocity-end diastolic flow velocity)/systolic peak flow velocity;) Pulsatility Index (PI)(Pulsatility Index, PI: The calculation formula is (systolic peak velocity-end diastolic velocity)/mean velocity).