PRL and hyperandrogenism: The inclusion criteria were: age 17-18 years, menarche from10-16 years, normal prolactin and thyroid stimulating hormone (TSH) values, no history of anatomicalmalformation, no use of medication or hair-removal techniques, and a history of oligo- or amenorrhea.PCOS was diagnosed if both menstrual dysfunction and clinical hyperandrogenism were detected.