Overview Pelvic inflammatory disease (PID) a generic term for inflammation of the uterus, fallopian tubes, or ovaries most often caused by an ascending infection of these reproductive organs like a "UTI" of the reproductive tract scar tissue formation can lead to infertility, ectopic pregnancy, and chronic pain manifestations include salpingitis endometritis hydrosalpinx tubo-ovarian abscesses Most often caused by bacteria Chlamydia trachomatis Neisseria gonorrhoeae Ureaplasma urealyticum Mycoplasma Gardnerella vaginalis Trichomonas Fitz-Hugh Curtis syndrome serious complication of PID infection spreads to liver capsule causing inflammation and scar tissue (perihepatitis) "violin string" adhesions seen parietal peritoneum adheres to liver Epidemiology 750,000 women in U.S. per year 10-15% of those women become infertile due to PID