2020
Exome sequencing implicates genetic disruption of prenatal neuro-gliogenesis in sporadic congenital hydrocephalus
Jin SC, Dong W, Kundishora AJ, Panchagnula S, Moreno-De-Luca A, Furey CG, Allocco AA, Walker RL, Nelson-Williams C, Smith H, Dunbar A, Conine S, Lu Q, Zeng X, Sierant MC, Knight JR, Sullivan W, Duy PQ, DeSpenza T, Reeves BC, Karimy JK, Marlier A, Castaldi C, Tikhonova IR, Li B, Peña HP, Broach JR, Kabachelor EM, Ssenyonga P, Hehnly C, Ge L, Keren B, Timberlake AT, Goto J, Mangano FT, Johnston JM, Butler WE, Warf BC, Smith ER, Schiff SJ, Limbrick DD, Heuer G, Jackson EM, Iskandar BJ, Mane S, Haider S, Guclu B, Bayri Y, Sahin Y, Duncan CC, Apuzzo MLJ, DiLuna ML, Hoffman EJ, Sestan N, Ment LR, Alper SL, Bilguvar K, Geschwind DH, Günel M, Lifton RP, Kahle KT. Exome sequencing implicates genetic disruption of prenatal neuro-gliogenesis in sporadic congenital hydrocephalus. Nature Medicine 2020, 26: 1754-1765. PMID: 33077954, PMCID: PMC7871900, DOI: 10.1038/s41591-020-1090-2.Peer-Reviewed Original ResearchConceptsCongenital hydrocephalusPoor neurodevelopmental outcomesPost-surgical patientsCerebrospinal fluid accumulationNeural stem cell biologyGenetic disruptionWhole-exome sequencingPrimary pathomechanismEarly brain developmentNeurodevelopmental outcomesHigh morbidityCSF diversionMutation burdenFluid accumulationBrain ventriclesCH casesBrain developmentDe novo mutationsPatientsExome sequencingCSF dynamicsDisease mechanismsHydrocephalusNovo mutationsCell types
2000
Outcome of Children in the Indomethacin Intraventricular Hemorrhage Prevention Trial
Ment L, Vohr B, Allan W, Westerveld M, Sparrow S, Schneider K, Katz K, Duncan C, Makuch R. Outcome of Children in the Indomethacin Intraventricular Hemorrhage Prevention Trial. Pediatrics 2000, 105: 485-491. PMID: 10699097, DOI: 10.1542/peds.105.3.485.Peer-Reviewed Original ResearchMeSH KeywordsAnti-Inflammatory Agents, Non-SteroidalBrain Damage, ChronicCerebral HemorrhageCerebral VentriclesChild, PreschoolDose-Response Relationship, DrugFemaleFollow-Up StudiesHumansIndomethacinInfantInfant, NewbornInfant, Premature, DiseasesMaleNeurologic ExaminationNeuropsychological TestsPregnancyConceptsLow-dose indomethacinIntraventricular hemorrhagePlacebo childrenIndomethacin therapyPreterm infantsEarly administrationNeurologic examinationPrevention trialsLow birth weight preterm infantsStudy childrenBirth weight preterm infantsSeverity of IVHLow birth weight survivorsMean gestational ageWeight preterm infantsAdverse neurodevelopmental outcomesOutcome of childrenStandard neurologic examinationYears of ageNeurodevelopmental handicapPreterm neonatesNeurodevelopmental examinationNeurodevelopmental outcomesCerebral palsyGestational age
1993
Intraventricular Hemorrhage and Prematurity
Duncan C, Ment L. Intraventricular Hemorrhage and Prematurity. Neurosurgery Clinics Of North America 1993, 4: 727-734. PMID: 8241793, DOI: 10.1016/s1042-3680(18)30562-x.Peer-Reviewed Original ResearchConceptsIntraventricular hemorrhageRisk of hemorrhageCerebral blood flowGerminal matrix tissueDiagnostic imaging techniquesPosthemorrhagic hydrocephalusPreterm neonatesClinical manifestationsBlood flowVentricular systemHemorrhageCapillary bedMatrix tissueImaging techniquesPossible rupturePrematurityHydrocephalusNeonatesNeuropathologyParenchymaBrainRisk period for intraventricular hemorrhage of the preterm neonate is independent of gestational age.
Ment L, Oh W, Ehrenkranz R, Philip A, Schneider K, Katz K, Taylor K, Duncan C, Makuch R. Risk period for intraventricular hemorrhage of the preterm neonate is independent of gestational age. Seminars In Perinatology 1993, 17: 338-41. PMID: 8290976.Peer-Reviewed Original Research
1992
Risk factors for early intraventricular hemorrhage in low birth weight infants
Ment L, Oh W, Philip A, Ehrenkranz R, Duncan C, Allan W, Taylor K, Schneider K, Katz K, Makuch R. Risk factors for early intraventricular hemorrhage in low birth weight infants. The Journal Of Pediatrics 1992, 121: 776-783. PMID: 1432433, DOI: 10.1016/s0022-3476(05)81915-8.Peer-Reviewed Original ResearchConceptsGMH/IVHBirth weightRisk factorsIntraventricular hemorrhageLow birth weight infantsBirth weight infantsMaternal risk factorsGm birth weightMore vaginal deliveriesIndependent prognostic indicatorGerminal matrix hemorrhageHigh-grade hemorrhageRisk factor dataGroups of infantsMode of deliveryEarly intraventricular hemorrhagePrimary hospitalizationSevere IVHTocolytic useWeight infantsPreterm infantsVaginal deliveryVertex presentationGestational ageIVH group
1986
Beagle puppy model of perinatal cerebral insults. Cerebral blood flow changes and intraventricular hemorrhage evoked by hypoxemia.
Ment L, Stewart W, Duncan C, Pitt B. Beagle puppy model of perinatal cerebral insults. Cerebral blood flow changes and intraventricular hemorrhage evoked by hypoxemia. Journal Of Neurosurgery 1986, 65: 847-50. PMID: 3772483, DOI: 10.3171/jns.1986.65.6.0847.Peer-Reviewed Original ResearchConceptsCerebral blood flowWhite matterIntraventricular hemorrhageRegional cerebral blood flowCerebral blood flow changesNeonatal cerebral infarctionPerinatal cerebral insultsParieto-occipital white matterEffects of hypoxemiaBeagle puppy modelNewborn beagle pupsBlood flow changesTemporal white matterParietal white matterCentral gray regionNeuropathological injuryCerebral infarctionPerinatal asphyxiaCerebral insultNeuropathological changesPuppy modelCommon causeGerminal matrixBeagle pupsBlood flow
1985
Intraventricular hemorrhage in a term neonate secondary to a third ventricular AVM. Case report.
Heafner M, Duncan C, Kier E, Ment L, Scott D, Kolaski R, Sorgen C. Intraventricular hemorrhage in a term neonate secondary to a third ventricular AVM. Case report. Journal Of Neurosurgery 1985, 63: 640-3. PMID: 3875699, DOI: 10.3171/jns.1985.63.4.0640.Peer-Reviewed Original ResearchMeSH KeywordsCerebral HemorrhageCerebral VentriclesCerebral VentriculographyFemaleHumansInfant, NewbornIntracranial Arteriovenous MalformationsConceptsIntraventricular hemorrhageUncomplicated full-term gestationsFull-term neonatesFull-term gestationDays of lifeMonths of ageDigital subtraction arteriographyDays of ageAcute onsetPostoperative courseTerm neonatesHealthy infantsSeizure disorderArteriovenous malformationsDifferential diagnosisThird ventricleComputerized tomographyYoung infantsHemorrhageArteriographyAngiomaNeonatesInfantsDiagnosisAgeNeurodevelopmental assessment of very low birth weight neonates: Effect of germinal matrix and intraventricular hemorrhage
Ment L, Scott D, Ehrenkranz R, Duncan C. Neurodevelopmental assessment of very low birth weight neonates: Effect of germinal matrix and intraventricular hemorrhage. Pediatric Neurology 1985, 1: 164-168. PMID: 3880401, DOI: 10.1016/0887-8994(85)90058-x.Peer-Reviewed Original ResearchConceptsGMH/IVHIntraventricular hemorrhageNeurodevelopmental assessmentGerminal matrixSurviving infantsNeonatal germinal matrix hemorrhageNewborn Special Care UnitLow birth weight neonatesBirth weight neonatesGerminal matrix hemorrhageMajor neurologic abnormalitiesSpecial care unitsNon-hemorrhage groupWeight neonatesCare unitGroup infantsPostnatal hoursNeurologic abnormalitiesBirth weightSevere gradesHemorrhageDevelopmental scoresBayley ScalesInfantsInfant developmentBeagle puppy model of intraventricular hemorrhage. Effect of superoxide dismutase on cerebral blood flow and prostaglandins.
Ment L, Stewart W, Duncan C. Beagle puppy model of intraventricular hemorrhage. Effect of superoxide dismutase on cerebral blood flow and prostaglandins. Journal Of Neurosurgery 1985, 62: 563-9. PMID: 3973726, DOI: 10.3171/jns.1985.62.4.0563.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAnimals, NewbornCerebral HemorrhageCerebral VentriclesCerebrovascular CirculationDogsModels, BiologicalProstaglandinsSuperoxide DismutaseConceptsCerebral blood flowIntraventricular hemorrhageProstaglandin levelsBlood flowSuperoxide dismutaseCarbon-14-iodoantipyrine autoradiographyIncidence of IVHSystemic blood pressure changesBaseline cerebral blood flowLocal cerebral blood flowDetermination of CBFBlood pressure changesSaline-pretreated animalsBeagle puppy modelNewborn beagle pupsGerminal matrix tissueHypotensive insultFree radical scavengerPreterm neonatesIodoantipyrine autoradiographyPuppy modelBeagle pupsCapillary morphologyInsultHemorrhage
1984
Perinatal cerebral infarction
Ment L, Duncan C, Ehrenkranz R. Perinatal cerebral infarction. Annals Of Neurology 1984, 16: 559-568. PMID: 6508239, DOI: 10.1002/ana.410160506.Peer-Reviewed Original ResearchConceptsPerinatal cerebral infarctionCerebral infarctionNeonatal intraventricular hemorrhageFull-term infantsMonths of ageTwelve-month intervalsPerinatal asphyxiaPreterm neonatesIntraventricular hemorrhageNeonatal seizuresTomographic scanCommon causePostmortem examinationInfarctionInfantsStrokeAsphyxiaHemorrhageNeonatesSeizuresUteroDiagnosisMonthsDelayed Hemorrhagic Infarction: A Cause of Late Neonatal Germinal Matrix and Intraventricular Hemorrhage
Ment L, Ehrenkranz R, Duncan C, Lange R. Delayed Hemorrhagic Infarction: A Cause of Late Neonatal Germinal Matrix and Intraventricular Hemorrhage. JAMA Neurology 1984, 41: 1036-1039. PMID: 6477210, DOI: 10.1001/archneur.1984.04050210034010.Peer-Reviewed Original ResearchMeSH KeywordsCerebral HemorrhageCerebral InfarctionCerebral VentriclesCerebrovascular CirculationFemaleHumansInfant, NewbornInfant, Premature, DiseasesMaleConceptsCerebral blood flowLow cerebral blood flowLate intraventricular hemorrhageIntraventricular hemorrhageFirst postnatal dayMonths of ageSeries of insultsProfound hypotensionPorencephalic cystPostnatal eventsGerminal matrixPostnatal dayBlood flowHemorrhageNeonatesTomographic evidenceInfarcted tissueHypotensionTissueAsphyxiaEncephalomalaciaInfarctionInfantsCystsInsultIntraventricular hemorrhage in the preterm neonate: Timing and cerebral blood flow changes
Ment L, Duncan C, Ehrenkranz R, Lange R, Taylor K, Kleinman C, Scott D, Sivo J, Gettner P. Intraventricular hemorrhage in the preterm neonate: Timing and cerebral blood flow changes. The Journal Of Pediatrics 1984, 104: 419-425. PMID: 6707798, DOI: 10.1016/s0022-3476(84)81109-9.Peer-Reviewed Original ResearchConceptsGMH/IVHCerebral blood flowPostnatal hoursBlood flowEarly hemorrhagePreterm neonatesIntraventricular hemorrhageIVH groupUltrasound studyLow cerebral blood flowCerebral blood flow changesCerebral blood flow determinationsCranial ultrasound studiesHigh ventilator settingsCerebral blood flow valuesPatent ductus arteriosusBlood flow changesRisk factor analysisBlood flow determinationsBlood flow valuesTime of birthVigorous resuscitationNeonatal eventsDuctus arteriosusEchocardiographic studyPosthemorrhagic hydrocephalus. Low incidence in very low birth weight neonates with intraventricular hemorrhage.
Ment L, Duncan C, Scott D, Ehrenkranz R. Posthemorrhagic hydrocephalus. Low incidence in very low birth weight neonates with intraventricular hemorrhage. Journal Of Neurosurgery 1984, 60: 343-7. PMID: 6693962, DOI: 10.3171/jns.1984.60.2.0343.Peer-Reviewed Original ResearchMeSH KeywordsCerebral HemorrhageCerebral VentriclesHumansHydrocephalusInfant, Low Birth WeightInfant, NewbornInfant, PrematureConceptsIntraventricular hemorrhagePosthemorrhagic hydrocephalusLong-term neurodevelopmental handicapsNewborn Special Care UnitLow birth weight neonatesCranial ultrasound scanningCranial ultrasound studiesBirth weight neonatesBirth weight rangeCongenital aqueductal stenosisElevated intracranial pressureSpecial care unitsOccipitofrontal head circumferenceNon-hemorrhage groupNeurodevelopmental handicapPreterm infantsWeight neonatesCare unitPostnatal hoursAqueductal stenosisBirth weightEqual incidenceIntracranial pressureHead circumferenceGerminal matrix
1983
Beagle puppy model of intraventricular hemorrhage: randomized indomethacin prevention trial.
Ment L, Stewart W, Scott D, Duncan C. Beagle puppy model of intraventricular hemorrhage: randomized indomethacin prevention trial. Neurology 1983, 33: 179-84. PMID: 6681659, DOI: 10.1212/wnl.33.2.179.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAnimals, NewbornBlood PressureCerebral HemorrhageCerebral VentriclesCerebrovascular CirculationDisease Models, AnimalDogsIndomethacinConceptsIntraventricular hemorrhageNewborn beagle puppiesBeagle puppiesBlood pressure responseNeonatal intraventricular hemorrhageBeagle puppy modelPrevention trialsHemorrhagic hypotensionPuppy modelSaline vehicleControl animalsHemorrhageProstaglandin synthetaseExperimental modelIndomethacinSignificant alterationsPressure responsePuppiesPostpartum Perfusion of the Preterm Brain: Relationship to Neurodevelopmental Outcome
Ment L, Scott D, Lange R, Ehrenkranz R, Duncan C, Warshaw J. Postpartum Perfusion of the Preterm Brain: Relationship to Neurodevelopmental Outcome. Child's Brain 1983, 10: 266-272. PMID: 6884128, DOI: 10.1159/000120122.Peer-Reviewed Original ResearchConceptsCerebral blood flow measurementsCBF valuesHigher CBF valuesComputerized tomography scanDays of lifeBlood flow measurementsIntraventricular hemorrhageNeurodevelopmental outcomesPreterm brainPreterm infantsFavorable outcomeTomography scanMental indexDevelopmental assessmentLeft hemisphereOutcomesHemorrhageInfantsPerfusion
1982
Local cerebral glucose utilization in the beagle puppy model of intraventricular hemorrhage.
Ment L, Stewart W, Duncan C. Local cerebral glucose utilization in the beagle puppy model of intraventricular hemorrhage. Journal Of Neurosurgery 1982, 57: 384-9. PMID: 7097335, DOI: 10.3171/jns.1982.57.3.0384.Peer-Reviewed Original ResearchConceptsLocal cerebral glucose utilizationCerebral glucose utilizationBeagle puppy modelIntraventricular hemorrhagePuppy modelGlucose utilizationCerebral blood flowAdult animal studiesWhite matter differentiationControl pupsBlood flowAnimal studiesNeuropathological conditionsBrain regionsHemorrhageMatter differentiationUptakePupsBeagle puppy model of intraventricular hemorrhage.
Ment L, Stewart W, Duncan C, Lambrecht R. Beagle puppy model of intraventricular hemorrhage. Journal Of Neurosurgery 1982, 57: 219-23. PMID: 7086514, DOI: 10.3171/jns.1982.57.2.0219.Peer-Reviewed Original Research
1981
Alterations in cerebral blood flow in preterm infants with intraventricular hemorrhage.
Ment L, Ehrenkranz R, Lange R, Rothstein P, Duncan C. Alterations in cerebral blood flow in preterm infants with intraventricular hemorrhage. Pediatrics 1981, 68: 763-9. PMID: 7322711, DOI: 10.1542/peds.68.6.763.Peer-Reviewed Original ResearchConceptsWeeks postconceptual ageGerminal matrix hemorrhageIntraventricular hemorrhageIVH groupPreterm infantsPostconceptual ageCerebral blood flow determinationsCerebral blood flowComputed tomography scanGroups of infantsBlood flow determinationsNonhemorrhage patientsIVH patientsAutopsy findingsTomography scanCT scanBlood flowHemorrhageHemispheric ratioInfantsMean differencePatientsLower mean valuesInterhemispheric ratioAge