hyperandrogenization syndrome polycystic ovary syndrome http://id.loc.gov/authorities/subjects/sh85127892 http://purl.bioontology.org/ontology/MESH/D011085 http://purl.bioontology.org/ontology/SNOMEDCT/237055002 http://purl.obolibrary.org/obo/DOID_11612 http://purl.obolibrary.org/obo/NCIT_C26862 http://www.ebi.ac.uk/efo/EFO_0000660 https://en.wikipedia.org/wiki/Polycystic_ovary_syndrome https://www.wikidata.org/wiki/Q500816 RG480.S7 PCOS Stein-Leventhal syndrome The most common endocrine condition in individuals assigned female at birth (AFAB) of reproductive age. The syndrome is named after the characteristic cysts which may form on the ovaries, though it is important to note that this is a sign and not the underlying cause of the disorder. Persons with PCOS may experience irregular menstrual periods, heavy periods, excess hair, acne, pelvic pain, difficulty getting pregnant, and patches of thick, darker, velvety skin. polycystic ovarian syndrome