ALL DEFINITIONSPregnancy TestsDefinitionPregnancy tests are diagnostic tools used to determine if a woman is pregnant by detecting the presence of human chorionic gonadotropin (hCG), a hormone produced during pregnancy, in urine or blood samples.Related SpecialistsShowing 3 of 7Richard MoscarelliMDKatherine Harper CampbellMD, MPHAsia EdusaMDMore Related SpecialistsRelated Fact SheetsPrenatal Screening and DiagnosticsRelated DepartmentsShowing 3 of 8Obstetrics, Gynecology & Reproductive SciencesGeneticsMaternal-Fetal MedicineMore Related Departments