Antibiotics that maintain patency of the lumens. Antibiotics that maintain patency of the lumens. Scenario 1: Polycystic Ovarian Syndrome (PCOS) A 28-year-old woman presents to the clinic with a chief complaint of hirsutism and irregular menses. She describes irregular and infrequent menses (five or six per year) since menarche at 12 years of age. She … Continue reading Antibiotics that maintain patency of the lumens.