title: The misplaced or missing IUD.
mesh_terms: D000028:Abortion, Induced; D003300:Copper; D003556:Cystitis / Q000209:etiology; D005260:Female; D006099:Granuloma / Q000209:etiology; D006801:Humans; D007415:Intestinal Obstruction / Q000209:etiology; D007433:Intrauterine Device Expulsion; D007434:Intrauterine Devices / Q000009:adverse effects*; D007436:Intrauterine Devices, Medicated; D010538:Peritonitis / Q000209:etiology; D011247:Pregnancy; D011271:Pregnancy, Ectopic; D002577:Uterine Cervical Diseases / Q000209:etiology; D014591:Uterine Diseases / Q000209:etiology; D014595:Uterine Perforation / Q000209:etiology
chemical_list: D003300:Copper