2009
Abdominal 64-MDCT for suspected appendicitis: the use of oral and IV contrast material versus IV contrast material only.
Anderson SW, Soto JA, Lucey BC, Ozonoff A, Jordan JD, Ratevosian J, Ulrich AS, Rathlev NK, Mitchell PM, Rebholz C, Feldman JA, Rhea JT. Abdominal 64-MDCT for suspected appendicitis: the use of oral and IV contrast material versus IV contrast material only. American Journal Of Roentgenology 2009, 193: 1282-8. PMID: 19843742, DOI: 10.2214/ajr.09.2336.Peer-Reviewed Original ResearchMeSH KeywordsAbdominal PainAcute DiseaseAdministration, OralAdultAgedAged, 80 and overAppendicitisArea Under CurveContrast MediaDiagnosis, DifferentialFemaleHumansInjections, IntravenousMaleMiddle AgedRadiographic Image Interpretation, Computer-AssistedRadiography, AbdominalReference StandardsROC CurveSensitivity and SpecificityTomography, X-Ray ComputedTriiodobenzoic AcidsConceptsNontraumatic abdominal painDiagnosis of appendicitisAbdominal painContrast materialGroup 2Group 1Contrast mediumAcute nontraumatic abdominal painUrban academic emergency departmentDiagnostic accuracyPresence of appendicitisSmall bowel obstructionOral contrast materialGroup 2 subjectsAcademic emergency departmentGroup 1 subjectsAdult patientsClinical suspicionClinical outcomesEmergency departmentCT examinationsRadiologic diagnosisAppendicitisPatientsCases of disagreement
2006
Length of Stay by Route of Contrast Administration for Diagnosis of Appendicitis by Computed‐tomography Scan
Berg ER, Mehta SD, Mitchell P, Soto J, Oyama L, Ulrich A. Length of Stay by Route of Contrast Administration for Diagnosis of Appendicitis by Computed‐tomography Scan. Academic Emergency Medicine 2006, 13: 1040-1045. PMID: 16973641, DOI: 10.1197/j.aem.2006.06.047.Peer-Reviewed Original ResearchConceptsAbdominal computed tomographyLength of stayOral contrastRectal contrastComputed tomographyContrast administrationED lengthPatient satisfactionPhase 2 patientsUrban academic EDEmergency department lengthDiagnosis of appendicitisConfidence intervalsWilcoxon rank sum testPhase 1 subjectsRank sum testAdult patientsPrimary outcomeAcademic EDComputed-tomography scansPatient throughput timeAppendicitisPatientsCT orderStay
2004
Blunt Abdominal Trauma: Performance of CT without Oral Contrast Material
Stuhlfaut JW, Soto JA, Lucey BC, Ulrich A, Rathlev NK, Burke PA, Hirsch EF. Blunt Abdominal Trauma: Performance of CT without Oral Contrast Material. Radiology 2004, 233: 689-94. PMID: 15516605, DOI: 10.1148/radiol.2333031972.Peer-Reviewed Original ResearchMeSH KeywordsAbdominal InjuriesAdolescentAdultAgedContrast MediaFemaleHematomaHemoperitoneumHumansInjections, IntravenousIntestine, LargeIntestine, SmallIohexolLaparotomyMaleMesenteryMiddle AgedPeritoneal DiseasesPneumoperitoneumPredictive Value of TestsRetrospective StudiesSensitivity and SpecificityTomography, X-Ray ComputedWounds, NonpenetratingConceptsOral contrast materialMesenteric injurySolid organ injuryCT findingsNegative predictive valuePositive predictive valueContrast materialPredictive valueMesenteric hematomaOrgan injurySurgical repairFree fluidMulti-detector row scannersBowel wall abnormalitiesBlunt abdominal traumaMulti-detector row CTInvestigational Review BoardMulti-detector rowPerformance of CTHospital courseIntraabdominal injuriesAbdominal traumaAbdominopelvic CTBowel wallFalse-positive results