PCOS
Diagnosing PCOS PCOS, which generally manifests in the first year or two after puberty, remains a diagnosis of exclusion. ... In general, PCOS should be considered when the patient presents with the signs and symptoms of both hyperandrogenism and chronic anovulation. While present in 60% to 80% of women with PCOS, polycystic ovaries alone are not diagnostic of the syndrome, as 21% of healthy premenopausal women also will demonstrate this finding. ... Further, they should not be considered abnormal in early adolescence unless other findings consistent with PCOS also are present, as anovulatory cycles are not uncommon at this age.