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
1990
Persistent ectopic pregnancy following laparoscopic linear salpingostomy.
Seifer DB, Gutmann JN, Doyle MB, Jones EE, Diamond MP, DeCherney AH. Persistent ectopic pregnancy following laparoscopic linear salpingostomy. Obstetrics And Gynecology 1990, 76: 1121-5. PMID: 1700350.Peer-Reviewed Original ResearchConceptsPersistent ectopic pregnancyEctopic pregnancyLaparoscopic salpingostomyMultivariate stepwise logistic regressionYale-New Haven HospitalBeta-hCG titersClose postoperative surveillanceLaparoscopic linear salpingostomyDays of amenorrheaStepwise logistic regressionIpsilateral tubeLinear salpingostomyPostoperative surveillanceRepeat surgerySurgical approachComplete salpingectomySalpingostomyPregnancyConservative proceduresLogistic regressionParticular cautionPatientsEctopicWomenSalpingectomy