Featured Publications
Disinfection of Virtual Reality Devices in Health Care Settings: In Vitro Assessment and Survey Study
Roberts S, Havill N, Flores RM, Hendrix C, Williams MJ, Feinn RS, Choi SJ, Martinello RA, Marks AM, Murray TS. Disinfection of Virtual Reality Devices in Health Care Settings: In Vitro Assessment and Survey Study. Journal Of Medical Internet Research 2022, 24: e42332. PMID: 36269222, PMCID: PMC9756115, DOI: 10.2196/42332.Peer-Reviewed Original ResearchRacial/ethnic, socioeconomic, and geographic survival disparities in adolescents and young adults with primary central nervous system tumors
Puthenpura V, Canavan ME, Poynter JN, Roth M, Pashankar FD, Jones BA, Marks AM. Racial/ethnic, socioeconomic, and geographic survival disparities in adolescents and young adults with primary central nervous system tumors. Pediatric Blood & Cancer 2021, 68: e28970. PMID: 33704901, PMCID: PMC8221084, DOI: 10.1002/pbc.28970.Peer-Reviewed Original ResearchConceptsHazard of deathCentral nervous system tumorsNervous system tumorsRace/ethnicitySocioeconomic statusSystem tumorsMultivariate Cox proportional hazards modelNon-Hispanic black patientsNon-Hispanic white patientsPrimary central nervous system tumorsCox proportional hazards modelEnd Results (SEER) databaseRetrospective cohort studyPrimary CNS tumorsYoung adult patientsNeuro-oncology patientsProportional hazards modelLowest SES tertileLow socioeconomic statusNHB patientsAYA patientsHazard ratioNHW patientsAdult patientsCohort studyClinical Application of Digital Technologies in Adolescent and Young Adult Oncology Supportive Care
Puthenpura V, Marks AM. Clinical Application of Digital Technologies in Adolescent and Young Adult Oncology Supportive Care. Journal Of Adolescent And Young Adult Oncology 2020, 10: 127-130. PMID: 33296259, PMCID: PMC8182471, DOI: 10.1089/jayao.2020.0153.Peer-Reviewed Original Research
2023
The importance of escalating molecular diagnostics in patients with low-grade pediatric brain cancer
Al Assaad M, Gundem G, Liechty B, Sboner A, Medina J, Papaemmanuil E, Sternberg C, Marks A, Souweidane M, Greenfield J, Tran I, Snuderl M, Elemento O, Imielinski M, Pisapia D, Mosquera J. The importance of escalating molecular diagnostics in patients with low-grade pediatric brain cancer. Molecular Case Studies 2023, 9: a006275. PMID: 37652664, PMCID: PMC10815291, DOI: 10.1101/mcs.a006275.Peer-Reviewed Original ResearchConceptsPediatric brain cancerPilocytic astrocytomaTargeted next-generation sequencingCase of pilocytic astrocytomaTumor size reductionLow-grade neoplasmsBrain cancerPediatric brain tumorsInternal tandem duplicationImpact treatment decisionsWhole-genome sequencingMolecular diagnosticsRNA-seq analysisRAS pathway activationNext-generation sequencingThalamic tumorsStable diseaseSuprasellar tumorsDabrafenib treatmentMultiple resectionsImprove patient outcomesTumor progressionWhole genomeRNA-seqTumorLoss to follow‐up of minorities, adolescents, and young adults on clinical trials: A report from the Children's Oncology Group
Puthenpura V, Ji L, Xu X, Roth M, Freyer D, Frazier A, Marks A, Pashankar F. Loss to follow‐up of minorities, adolescents, and young adults on clinical trials: A report from the Children's Oncology Group. Cancer 2023, 129: 1547-1556. PMID: 36813754, PMCID: PMC10357561, DOI: 10.1002/cncr.34701.Peer-Reviewed Original ResearchConceptsClinical trial participantsNon-Hispanic blacksTrial participantsHazard ratioOncology GroupClinical trialsMultivariable Cox proportional hazards regression modelsCox proportional hazards regression modelChildren's Oncology Group trialsProportional hazards regression modelsYoung adultsAdjusted hazard ratioChildren's Oncology GroupLong-term complicationsLong-term outcomesLog-rank testHazards regression modelsPediatric clinical trialsCancer clinical trial participantsLow socioeconomic status areasLong-term survivalEthnic minority patientsQuality of lifeLow socioeconomic statusNon-Hispanic whites
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
Topographic correlates of driver mutations and endogenous gene expression in pediatric diffuse midline gliomas and hemispheric high-grade gliomas
Kazarian E, Marks A, Cui J, Darbinyan A, Tong E, Mueller S, Cha S, Aboian MS. Topographic correlates of driver mutations and endogenous gene expression in pediatric diffuse midline gliomas and hemispheric high-grade gliomas. Scientific Reports 2021, 11: 14377. PMID: 34257334, PMCID: PMC8277861, DOI: 10.1038/s41598-021-92943-0.Peer-Reviewed Original ResearchConceptsHigh-grade gliomasDiffuse midline gliomaPediatric diffuse midline gliomasMidline gliomaGene panel testingDriver mutationsPanel testingTumor board reviewK27M mutationPediatric patientsNormal gene expression patternsH3 K27M-mutationImaging featuresPreoperative MRIEndogenous gene expressionCerebral hemispheresGliomas correlatesNormal brainGene expression patternsMutation testingPatientsTopographic distributionGliomasM mutationIDH1 mutationDual activating FGFR1 mutations in pediatric pilomyxoid astrocytoma
Fomchenko EI, Reeves BC, Sullivan W, Marks AM, Huttner A, Kahle KT, Erson‐Omay E. Dual activating FGFR1 mutations in pediatric pilomyxoid astrocytoma. Molecular Genetics & Genomic Medicine 2021, 9: e1597. PMID: 33448156, PMCID: PMC8077124, DOI: 10.1002/mgg3.1597.Peer-Reviewed Original ResearchConceptsPilomyxoid astrocytomaPediatric patientsVariant allele frequencyHypothalamic/chiasmatic regionPathologic tissue diagnosisTreatment-related morbidityHigh recurrence ratePI3K/mTOR inhibitionYears of ageExome sequencing resultsSimilar time pointsWhole exome sequencing resultsHypothalamic dysfunctionClinical presentationSurgical managementRecurrence rateShorter survivalAggressive subtypeVision lossChiasmatic regionTissue diagnosisPatient tumorsRadiation therapyFGFR inhibitorsFGFR1 mutations
2018
Response 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
2017
Low-Grade Astrocytoma within a Mature Cystic Teratoma in an Adolescent Patient
Yoder N, Marks A, Hui P, Litkouhi B, Cron J. Low-Grade Astrocytoma within a Mature Cystic Teratoma in an Adolescent Patient. Journal Of Pediatric And Adolescent Gynecology 2017, 31: 325-327. PMID: 29107097, DOI: 10.1016/j.jpag.2017.10.005.Peer-Reviewed Original ResearchConceptsMature cystic teratomaCystic teratomaLow-grade astrocytomasAdolescent patientsMalignant transformationAsymptomatic ovarian cystsCommon ovarian neoplasmsLarger tumor sizeGynecologic tractSubsequent cystectomyPostmenopausal statusFinal pathologyOvarian neoplasmsOvarian cystsTumor sizeRisk factorsGlial tissueGrade astrocytomasAntigen 125Mouse modelSolid tumorsPatientsAstrocytomasTeratomaTrisomy 20SOX2 immunity and tissue resident memory in children and young adults with glioma
Vasquez JC, Huttner A, Zhang L, Marks A, Chan A, Baehring JM, Kahle KT, Dhodapkar KM. SOX2 immunity and tissue resident memory in children and young adults with glioma. Journal Of Neuro-Oncology 2017, 134: 41-53. PMID: 28620836, PMCID: PMC7906294, DOI: 10.1007/s11060-017-2515-8.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAge FactorsAntigen-Presenting CellsB7-H1 AntigenBrain NeoplasmsCell ProliferationChildChild, PreschoolCytokinesFemaleFlow CytometryGliomaHumansInfantMaleMyeloid CellsProgrammed Cell Death 1 ReceptorReceptors, ImmunologicRNA, Small InterferingSOXB1 Transcription FactorsT-LymphocytesTransfectionYoung AdultConceptsPediatric glial tumorsGlial tumorsT cellsExpression of SOX2Inhibitory checkpointsCD8/CD4 T cellsTissue-resident memory phenotypeTumor-infiltrating immune cellsTumor-infiltrating T cellsTumor cellsYoung adultsResident memory phenotypeTissue-resident memoryAnti-tumor immunityT cell immunityCD4 T cellsNatural killer cellsGlial tumor cellsNew antigenic targetsSingle-cell mass cytometryHigh mutation burdenStem cell antigenGlioma initiating cellsImmune checkpointsPD-1
2016
Postoperative Radiotherapy Patterns of Care and Survival Implications for Medulloblastoma in Young Children
Kann BH, Park HS, Lester-Coll NH, Yeboa DN, Benitez V, Khan AJ, Bindra RS, Marks AM, Roberts KB. Postoperative Radiotherapy Patterns of Care and Survival Implications for Medulloblastoma in Young Children. JAMA Oncology 2016, 2: 1574-1581. PMID: 27491009, DOI: 10.1001/jamaoncol.2016.2547.Peer-Reviewed Original ResearchConceptsPostoperative radiotherapyOverall survivalMultivariable logistic regressionNational Cancer Data BaseLogistic regressionAdjuvant chemotherapy strategyLow facility volumeNational treatment patternsMultivariable Cox regressionLong-term morbidityYear of diagnosisDay of surgeryKaplan-Meier analysisNational database analysisPoor overall survivalLog-rank testYoung childrenAge 3Adjuvant chemotherapyRadiotherapy patternsRadiotherapy utilizationWorse survivalDistant metastasisMultivariable analysisTreatment patternsPrimary spinal myxopapillary ependymoma in the pediatric population: a study from the Surveillance, Epidemiology, and End Results (SEER) database
Lucchesi KM, Grant R, Kahle KT, Marks AM, DiLuna ML. Primary spinal myxopapillary ependymoma in the pediatric population: a study from the Surveillance, Epidemiology, and End Results (SEER) database. Journal Of Neuro-Oncology 2016, 130: 133-140. PMID: 27423644, DOI: 10.1007/s11060-016-2218-6.Peer-Reviewed Original ResearchConceptsGross total resectionOverall survivalSpinal myxopapillary ependymomaMyxopapillary ependymomaSubtotal resectionPatient demographicsPediatric patientsEnd Results (SEER) databaseNational Cancer DatabaseKaplan-Meier methodGoal of treatmentYears of ageLargest survival analysisAdjuvant radiationMean followPatients 21SEER databaseSurgical resectionMedian agePediatric populationResults databaseTumor recurrenceCauda equinaTreatment modalitiesCancer Database
2015
Craniopharyngioma arising in a Rathke's cleft cyst: case report.
Alomari AK, Kelley BJ, Damisah E, Marks A, Hui P, DiLuna M, Vortmeyer A. Craniopharyngioma arising in a Rathke's cleft cyst: case report. Journal Of Neurosurgery Pediatrics 2015, 15: 250-4. PMID: 25555112, DOI: 10.3171/2014.11.peds14370.Peer-Reviewed Original ResearchConceptsRathke's cleft cystCleft cystDecreased visual acuityFocal squamous metaplasiaHistological findingsSquamous metaplasiaVisual acuityCase reportRim enhancementSellar lesionsSerial MRIIntracranial tumorsKi-67Histological examinationBRAF mutationsYears durationSellar regionLesion typeLesionsResidual enhancementCraniopharyngiomaMolecular classificationEctodermal lesionsPatientsCysts
2013
Hemoglobin shady grove: A novel fetal methemoglobin variant
Marks A, Luo H, Chui DH, Greenberg J. Hemoglobin shady grove: A novel fetal methemoglobin variant. Pediatric Blood & Cancer 2013, 60: e55-e56. PMID: 23460588, DOI: 10.1002/pbc.24503.Peer-Reviewed Original Research
2012
A Review of Secondary Central Nervous System Tumors After Treatment of a Primary Pediatric Malignancy
Marks AM, Packer RJ. A Review of Secondary Central Nervous System Tumors After Treatment of a Primary Pediatric Malignancy. Seminars In Pediatric Neurology 2012, 19: 43-48. PMID: 22641075, DOI: 10.1016/j.spen.2012.02.015.Peer-Reviewed Original ResearchConceptsCentral nervous system tumorsSecondary central nervous system tumorsNervous system tumorsPediatric malignanciesSystem tumorsPrimary brain tumorsRole of treatmentCancer predisposition syndromeTreatment of leukemiaSecondary malignanciesSecondary tumorsBrain tumorsPredisposition syndromeMalignancyTumorsTreatmentRemarkable stridesSyndromeEtiologyLeukemiaIncidenceDiagnosis
2008
Index of Suspicion
Maniscalco J, Dryer AL, Marks A, Yunghans M, Pierson SB, Sgarlat CM, Sveen AR, Blanch LE. Index of Suspicion. Pediatrics In Review 2008, 29: 321-328. PMID: 18765471, DOI: 10.1542/pir.29-9-321.Peer-Reviewed Original Research