title: Ectopic pregnancy and the intrauterine contraceptive device.
abstract: The incidence of ectopic pregnancy is greater among patients with IUD in situ than among women in general. Four cases are reported, and the clinical implications are discussed.
mesh_terms: D000328:Adult; D005260:Female; D006801:Humans; D007434:Intrauterine Devices / Q000009:adverse effects*; D007813:Laparotomy; D011247:Pregnancy; D011271:Pregnancy, Ectopic / Q000209:etiology* / Q000473:pathology / Q000601:surgery