Amaris Keiser, MD
About
Research
Publications
2025
Lasting Burden of Preterm Birth on Health and Health Services
Keiser A, Schmidt B. Lasting Burden of Preterm Birth on Health and Health Services. JAMA Pediatrics 2025, 179: 1149-1150. PMID: 40920415, DOI: 10.1001/jamapediatrics.2025.3143.Peer-Reviewed Original ResearchClinical outcomes after implementation of a physiologic pre-operative management strategy in neonates with congenital diaphragmatic hernia
Byrd C, Nogee J, Gilmore M, Baschat A, Keiser A, Organ J, Kunisaki S, Desiraju S. Clinical outcomes after implementation of a physiologic pre-operative management strategy in neonates with congenital diaphragmatic hernia. Journal Of Perinatology 2025, 45: 1240-1246. PMID: 40676197, DOI: 10.1038/s41372-025-02362-6.Peer-Reviewed Original ResearchConceptsCongenital diaphragmatic herniaInhaled Nitric OxideExtracorporeal life supportShort-term outcomesDiaphragmatic herniaFetal-to-neonatal transitionInhaled nitric oxide utilizationInvasive mechanical ventilation durationRetrospective single-center studyExtracorporeal life support cannulationMechanical ventilation durationSingle-center studyManagement guidelinesGuideline implementationNeonatal outcomesCDH patientsVentilation durationClinical outcomesVentilator daysNeonatesEpoch 1Nitric oxidePhysiological managementLife supportEpoch 2
2024
Promoting Child Health by Protecting the Patient-Clinician Relationship From Politics
Milstone A, Galbraith A, Rosenthal S, Berry J, Boat T, Campo J, Clayton E, Debley J, Duncan A, Epstein L, Fiks A, Fuentes-Afflick E, Halterman J, Johnson R, Keiser A, Keren R, Lieu T, Moreno M, Palazzi D, Rangel S, Sola-Visner M, Thompson L, Trent M, VanBuren J, Vo J, Christakis D. Promoting Child Health by Protecting the Patient-Clinician Relationship From Politics. JAMA Pediatrics 2024, 178: 969-971. PMID: 39133513, DOI: 10.1001/jamapediatrics.2024.2663.Peer-Reviewed Original ResearchProceedings of the 15th International Newborn Brain Conference: Long-term outcome studies, developmental care, palliative care, ethical dilemmas, and challenging clinical scenarios in neonatal neurology
Afifi J, Agarwal S, Alexe A, Allen M, Anastasiou A, Angert R, Ariff S, Ayala L, Bach A, Baltatzidis A, Barbara E, Barta H, Bartmann P, Bartram L, Baserga M, Battin M, Belval V, Benlamri A, Berger A, Bernard C, Bernard C, Bhraonáin E, Biesty L, Bitar L, Bloomfield F, Brabant L, Brown N, Burton V, Butler E, Byrne R, Carson K, Chalak L, Chan N, Chatziioannidis I, Chavez-Valdez R, Chen X, Chowdhury R, Clarke M, Clifford D, Cloutier A, Colon K, Comstock B, Cornet M, Coscia A, Cote-Corriveau G, Cuddyer D, Daly M, Dehaes M, Devane D, Dufour M, Duhaime A, Duncan A, Egan J, El-Dib M, Elis J, El-Naggar W, El-Shibiny H, Erdei C, Fagan B, Fieraru A, Gagnon M, Gallagher A, Gano D, García-Coll C, García-Fragoso L, García-García I, García-Tormos L, Garvey A, Gely-Rojas L, Gerner G, Getachew R, Giannopoulu I, Giordano V, Glass H, Goeral K, Gonzalez P, Haas D, Haffner D, Halász J, Hamill A, Hayes B, Heagerty P, Healy P, Hedderich D, Hendson L, Hughes M, Hurley T, Huta N, Inder T, Jayakumar S, Jermendy A, Burton V, Juul S, Kalter A, Kannan S, Kanungo J, Karthikeyan A, Kazmi S, Kc A, Keeffe L, Keene J, Keiser A, Kelleher J, Kibet V, Kift S, Kirkham J, Koskei S, Kota S, Kothencz A, Kress A, Kuiper J, Kukka A, Kuzminsky A, Kwong G, Lapointe A, Lee S, De Leeuw S, Legros L, Leijser L, Lemmon M, Lennon E, Léveillée A, Levine A, Lim Y, Litorp H, Liu Y, Lukacs B, Luu T, Lynch C, Maitre N, Marandyuk B, Marlow N, Meher S, Menegaux A, Mills C, Miro J, Mohammad K, Molloy E, Momin S, Moran M, Morin A, Moss S, Mukerji A, Murphy M, Murray D, Musiime G, Nador C, Natchimuthu K, Necula A, Negrón-Pagán J, Nemes A, Niaz M, Nixon E, Northington F, Nuyt A, Nuzum T, O'Connor C, Okaronon C, Olischar M, Ostrander B, O'Sullivan A, Pal V, Panceri C, Peila C, Pekli-Toth F, Phipps R, Poirier N, Procianoy R, Quigley J, Raboisson F, Raghuram K, Raimondi F, Rencken G, Riboldi L, Richter L, Riva-Cambrin J, Robinson J, Rogers E, Del Rosario C, Rouka E, Roychaudhuri S, Ryan M, Samara M, Sarafidis K, Schmitz-Koep B, Scott J, Segal E, Shah P, Sharon D, Sheldon Y, Silveira R, Simard M, Singh E, Slaughter L, Smyth O, Sorg C, Spirtos M, Stanek J, Steele T, Steinberg T, Steiner M, Stoiciu R, Stonestreet E, Strola P, Sweetman D, Szabó M, Sztahovits P, Tabassum F, Taketa E, Tang S, Tari K, Thomas K, Toma A, Tsoni K, Valek A, Valentini N, Vaughan S, Venkatesan C, Waheddoost S, Wald T, Walker K, Walsh B, Wendt J, White M, Winter S, Wolke D, Wu Y, Yenokyan G, Zein H, Zimmer C. Proceedings of the 15th International Newborn Brain Conference: Long-term outcome studies, developmental care, palliative care, ethical dilemmas, and challenging clinical scenarios in neonatal neurology. Journal Of Neonatal-Perinatal Medicine 2024, 17: s447-s500. PMID: 41121629, DOI: 10.3233/npm-249006.Peer-Reviewed Original ResearchBilateral renal agenesis: fetal intervention and outcomes
Jones K, Keiser A, Miller J, Atkinson M. Bilateral renal agenesis: fetal intervention and outcomes. Pediatric Nephrology 2024, 40: 329-338. PMID: 38997547, DOI: 10.1007/s00467-024-06449-8.Peer-Reviewed Original ResearchConceptsBilateral renal agenesisGraphical abstractA higher resolution versionNon-randomized clinical trialOutcomes of infantsFetal interventionNeonatal outcomesPrelabor rupturePreterm laborPulmonary hypoplasiaMaternal complicationsRenal agenesisFetal anomaliesNeonatal periodNeonatal deathPrenatal counselingSmall infantsCase seriesLung diseaseClinical trialsAmnioinfusionNeurological injuryInfantsOutcome dataHigher resolution versionPatientsNeonatal Survival After Serial Amnioinfusions for Bilateral Renal Agenesis: The Renal Anhydramnios Fetal Therapy Trial
Miller J, Baschat A, Rosner M, Blumenfeld Y, Moldenhauer J, Johnson A, Schenone M, Zaretsky M, Chmait R, Gonzalez J, Miller R, Moon-Grady A, Bendel-Stenzel E, Keiser A, Avandhani R, Jelin A, Davis J, Warren D, Hanley D, Watkins J, Samuels J, Sugarman J, Atkinson M. Neonatal Survival After Serial Amnioinfusions for Bilateral Renal Agenesis: The Renal Anhydramnios Fetal Therapy Trial. Obstetrical & Gynecological Survey 2024, 79: 312-315. DOI: 10.1097/01.ogx.0001025784.04480.53.Peer-Reviewed Original ResearchBilateral renal agenesisRenal agenesisAbsence of amniotic fluidFetal urinary tractImpaired pulmonary developmentLethal pulmonary hypoplasiaPulmonary hypoplasiaFetal airwaySecond-trimesterAmniotic fluidPulmonary developmentCongenital anomaliesTherapy trialsUrinary tractNeonatal survivalAgenesisBirthAmnioinfusionTrimesterHypoplasiaAirwaySurvivalTractTrialsSurvey of Neonatal Management After Amnioinfusion for Anhydramnios
Bendel-Stenzel E, Keiser A, McKenna K, Chock V, Lopez S, Miller J, Atkinson M. Survey of Neonatal Management After Amnioinfusion for Anhydramnios. JAMA Pediatrics 2024, 178: 412-414. PMID: 38315476, PMCID: PMC10845040, DOI: 10.1001/jamapediatrics.2023.6403.Peer-Reviewed Original Research16 Care of the Newborn
GONTASZ M, KEISER A, AUCOTT S. 16 Care of the Newborn. 2024, 173-191.e6. DOI: 10.1016/b978-0-323-82823-9.00016-7.Peer-Reviewed Original ResearchExtra-uterine lifeTransition to extra-uterine lifeAdaptation to extra-uterine lifePulse oximetry screeningIntramuscular vitamin KEffects of overtreatmentEvidence-based interventionsMaternal-infant bondingRecommended management guidelinesBenefits of interventionsOximetry screeningNewborn infantsNewborn metabolismNewborn stayNewborn problemsRare conditionInvasive testingRecommended interventionsUnder-diagnosisMale circumcisionVitamin KEarly identificationUrination patternsManagement guidelinesWeight loss
2023
Neonatal Survival After Serial Amnioinfusions for Bilateral Renal Agenesis
Miller J, Baschat A, Rosner M, Blumenfeld Y, Moldenhauer J, Johnson A, Schenone M, Zaretsky M, Chmait R, Gonzalez J, Miller R, Moon-Grady A, Bendel-Stenzel E, Keiser A, Avadhani R, Jelin A, Davis J, Warren D, Hanley D, Watkins J, Samuels J, Sugarman J, Atkinson M. Neonatal Survival After Serial Amnioinfusions for Bilateral Renal Agenesis. JAMA: The Journal Of The American Medical Association 2023, 330: 2096-2105. PMID: 38051327, PMCID: PMC10698620, DOI: 10.1001/jama.2023.21153.Peer-Reviewed Original ResearchMeSH KeywordsAbnormalities, MultipleCongenital AbnormalitiesFemaleFetal DiseasesFetal TherapiesGestational AgeHumansInfantInfant, NewbornInfusions, ParenteralIsotonic SolutionsKidneyKidney DiseasesLungLung DiseasesOligohydramniosPregnancyPregnancy OutcomePremature BirthProspective StudiesTreatment OutcomeUltrasonography, InterventionalConceptsLethal pulmonary hypoplasiaBilateral renal agenesisWeeks gestationMaternal-fetal pairsPulmonary hypoplasiaGestational ageRenal agenesisNeonatal outcomesPrimary outcomeAssociated with preterm deliveryFactors associated with survivalAmniotic fluid levelsFetal therapy centersMedian gestational ageLive-born infantsFrequency of infusionsHigh birth weightNonrandomized clinical trialDays of lifeDialysis access placementSerial amnioinfusionNeonatal morbidityPreterm deliveryAmniotic fluidCongenital anomaliesRacial and Ethnic Disparities in Outcomes Among Newborns with Congenital Diaphragmatic Hernia
Sferra S, Salvi P, Penikis A, Weller J, Canner J, Guo M, Engwall-Gill A, Rhee D, Collaco J, Keiser A, Solomon D, Kunisaki S. Racial and Ethnic Disparities in Outcomes Among Newborns with Congenital Diaphragmatic Hernia. JAMA Network Open 2023, 6: e2310800. PMID: 37115544, PMCID: PMC10148194, DOI: 10.1001/jamanetworkopen.2023.10800.Peer-Reviewed Original ResearchConceptsAssociated with lower mortalityCongenital diaphragmatic herniaHispanic patientsPatient raceCohort studyWhite patientsBlack infantsLower mortalityPediatric Health Information System databaseEthnically diverse patient populationIn-HospitalHealth Information System databaseUS children's hospitalsEthnically diverse populationsDiverse patient populationsInstitutional-level factorsDiaphragmatic herniaInformation System databaseEthnic disparitiesMain OutcomesGuardian reportIn-Hospital MortalityMortality differencesExtracorporeal life support useChildren's Hospital