1994
Urine hCG beta-subunit core fragment, a sensitive test for ectopic pregnancy
Cole LA, Kardana A, Seifer DB, Bohler HC. Urine hCG beta-subunit core fragment, a sensitive test for ectopic pregnancy. The Journal Of Clinical Endocrinology & Metabolism 1994, 78: 497-499. PMID: 7508952, DOI: 10.1210/jcem.78.2.7508952.Peer-Reviewed Original ResearchConceptsTubal pregnancyBeta-core fragmentEmergency roomIntrauterine pregnancyEctopic pregnancyPregnancy levelsUrine samplesNormal levelsNormal intrauterine pregnancyPregnancy serum samplesMicrograms/LPregnancy concentrationsHCG levelsNormal pregnancyAdditional patientsBeta immunoreactivityHCG testPregnancy samplesPregnancyMedian levelsPredictive valueHCGSerum samplesGlycoprotein hormonesSensitive test
1993
Comparison of persistent ectopic pregnancy after laparoscopic salpingostomy versus salpingostomy at laparotomy for ectopic pregnancy.
Seifer DB, Gutmann JN, Grant WD, Kamps CA, DeCherney AH. Comparison of persistent ectopic pregnancy after laparoscopic salpingostomy versus salpingostomy at laparotomy for ectopic pregnancy. Obstetrics And Gynecology 1993, 81: 378-82. PMID: 8437790.Peer-Reviewed Original ResearchConceptsPersistent ectopic pregnancyAmpullary ectopic pregnancyEctopic pregnancyLaparoscopic salpingostomyYale-New Haven HospitalConfidence interval (CI) 1.1Days of amenorrheaStepwise logistic regressionEctopic sizeLaparoscopic approachMedical recordsOdds ratioLaparotomySalpingostomyPregnancyLogistic regressionWomenAmenorrheaPatientsHospital