Polycystic ovary (or ovarian) syndrome (PCOS) is a syndrome of unknown etiology typically characterized by hyperandrogenism, anovulation and/or polycystic ovary morphology (1). The symptom profile and presentation of PCOS are heterogeneous in nature, which has led to the diagnostic criteria for PCOS being the subject of much debate. The current and widely used diagnostic criteria by the joint European Society for Human Reproduction and Embryology/American Society for Reproductive Medicine