2023
Vascular steal and associated intratumoral aneurysms in highly vascular brain tumors: illustrative case
Hong C, Marianayagam N, Morales-Valero S, Barak T, Tabor J, O’Brien J, Huttner A, Baehring J, Gunel M, Erson-Omay E, Fulbright R, Matouk C, Moliterno J. Vascular steal and associated intratumoral aneurysms in highly vascular brain tumors: illustrative case. Journal Of Neurosurgery Case Lessons 2023, 5: case22512. PMID: 36880509, PMCID: PMC10550659, DOI: 10.3171/case22512.Peer-Reviewed Original ResearchVascular brain tumorsVascular stealIntratumoral aneurysmBrain tumorsAdditional vascular imagingRight ophthalmic arteryMaximal safe resectionDiagnostic cerebral angiographyMinimal blood lossVascular steal phenomenonOpen tumor resectionDural-based lesionsSteal phenomenonBlood lossCerebral angiographyClinical suspicionNeurological symptomsOphthalmic arterySurgical strategySafe resectionVascular tumorsBlurred visionEndovascular embolizationTomography angiographyTumor resection
2022
Spectrum of qualitative and quantitative imaging of pilomyxoid, intermediate pilomyxoid and pilocytic astrocytomas in relation to their genetic alterations
Fadel SA, von Reppert M, Kazarian E, Omay EZE, Marks A, Linder N, Hoffmann KT, Darbinyan A, Huttner A, Aboian MS. Spectrum of qualitative and quantitative imaging of pilomyxoid, intermediate pilomyxoid and pilocytic astrocytomas in relation to their genetic alterations. Neuroradiology 2022, 65: 195-205. PMID: 35984480, DOI: 10.1007/s00234-022-03027-3.Peer-Reviewed Original ResearchConceptsPilocytic astrocytomaImaging characteristicsADC valuesAggressive imaging characteristicsSuprasellar pilocytic astrocytomaRecurrence/progressionPediatric brain tumorsFrontal white matterWhole-exome sequencingPilomyxoid astrocytomaIntraventricular extensionSuprasellar regionThird ventriclePosterior fossaAtypical locationBrain tumorsWhite matterGrade 1TumorsAstrocytomasDriver mutationsExome sequencingGenetic alterationsPatientsHippocampus
2021
ENT2 facilitates brain endothelial cell penetration and blood-brain barrier transport by a tumor-targeting anti-DNA autoantibody
Rattray Z, Deng G, Zhang S, Shirali A, May CK, Chen X, Cuffari BJ, Liu J, Zou P, Rattray N, Johnson CH, Dubljevic V, Campbell JA, Huttner A, Baehring JM, Zhou J, Hansen JE. ENT2 facilitates brain endothelial cell penetration and blood-brain barrier transport by a tumor-targeting anti-DNA autoantibody. JCI Insight 2021, 6: e145875. PMID: 34128837, PMCID: PMC8410084, DOI: 10.1172/jci.insight.145875.Peer-Reviewed Original ResearchConceptsBlood-brain barrierAnti-DNA autoantibodiesBrain tumorsBreast cancer brain metastasesBlood-brain barrier transportBrain tumor immunotherapyCancer brain metastasesBrain endothelial cellsEndothelial cell penetrationCNS lupusNeurotoxic autoantibodiesBrain metastasesTumor immunotherapyBarrier transportAntibody-based approachesCNS penetrationAutoantibodiesEfficacy studiesOrthotopic glioblastomaEndothelial cellsTumorsCancer cellsNucleoside fluxesActionable mechanismsKey transporters
2018
P04.60 Genomic profile of tumorigenesis in a patient with Turcot syndrome
Karschnia P, Erson-Omay E, Huttner A, Fulbright R, Günel M, Baehring J. P04.60 Genomic profile of tumorigenesis in a patient with Turcot syndrome. Neuro-Oncology 2018, 20: iii293-iii293. PMCID: PMC6143975, DOI: 10.1093/neuonc/noy139.294.Peer-Reviewed Original ResearchWhole-exome sequencingEndometrial carcinomaTurcot syndromeBrain tumorsMicrosatellite instabilityMMR genesSecond hitSomatic missense mutationsMissense mutationsLeft frontal tumorPrimary brain tumorsPatient's brain tumorMismatch repair deficiencyMMR-deficient tumorsExpression of MSH6Heterozygous germline mutationsHeterozygous germline missense mutationRight hemiparesisSubtotal resectionUterine adenocarcinomaMetachronous tumorsFrontal tumorGermline missense mutationAbdominal tumorsFamily historyResponse to the BRAF/MEK inhibitors dabrafenib/trametinib in an adolescent with a BRAF V600E mutated anaplastic ganglioglioma intolerant to vemurafenib
Marks AM, Bindra RS, DiLuna ML, Huttner A, Jairam V, Kahle KT, Kieran MW. Response to the BRAF/MEK inhibitors dabrafenib/trametinib in an adolescent with a BRAF V600E mutated anaplastic ganglioglioma intolerant to vemurafenib. Pediatric Blood & Cancer 2018, 65: e26969. PMID: 29380516, DOI: 10.1002/pbc.26969.Peer-Reviewed Original ResearchConceptsAnaplastic gangliogliomaBRAF/MEK inhibitor combinationsBRAF V600ESubsequent tumor responseDabrafenib/trametinibLarge clinical trialsSquamous cell carcinomaMEK inhibitor combinationsSignificant side effectsSignificant skin reactionsCell carcinomaCase reportSkin reactionsTumor responseClinical trialsBrain tumorsInhibitor combinationsSide effectsAdolescent femalesGangliogliomaTrametinibPrevious reactionsV600EMonotherapyRash
2016
Distribution of polymer nanoparticles by convection-enhanced delivery to brain tumors
Saucier-Sawyer JK, Seo YE, Gaudin A, Quijano E, Song E, Sawyer AJ, Deng Y, Huttner A, Saltzman WM. Distribution of polymer nanoparticles by convection-enhanced delivery to brain tumors. Journal Of Controlled Release 2016, 232: 103-112. PMID: 27063424, PMCID: PMC4893898, DOI: 10.1016/j.jconrel.2016.04.006.Peer-Reviewed Original ResearchConceptsConvection-enhanced deliveryBlood-brain barrierBrain-penetrating nanoparticlesIntracranial tumorsBrain tumorsGlioblastoma multiformeHealthy brainMain tumor massFatal brain tumorPresence of tumorBrain tumor treatmentLocal recurrenceInfusion sitePeritumoral tissuesTumor massCED infusionIndividual tumorsTumorsNecrotic regionsTumor treatmentLocal administrationHeterogeneous distribution patternAdministrationBrainCell targeting
2012
Overview of Primary Brain Tumors Pathologic Classification, Epidemiology, Molecular Biology, and Prognostic Markers
Huttner A. Overview of Primary Brain Tumors Pathologic Classification, Epidemiology, Molecular Biology, and Prognostic Markers. Hematology/Oncology Clinics Of North America 2012, 26: 715-732. PMID: 22794280, DOI: 10.1016/j.hoc.2012.05.004.Peer-Reviewed Original ResearchConceptsBrain tumor patientsBrain tumor tissueMolecular diagnostic testingMolecular diagnostic testsMultidisciplinary managementPrimary brainNeuroepithelial tumorsHistopathological assessmentPathologic classificationPrognostic markerTumor patientsClinical significanceBrain tumorsClinical practiceTumor tissueDiagnostic testingDiagnostic testsMolecular testsTumorsTumor classificationEpigenetic changesPatientsOverview of classificationPrognosisNeuropathology