2025
Reclassification of pineal tumor as high-grade astrocytoma with piloid features through methylation profiling: illustrative case
Dincer A, Kim M, Hüseyinoglu Z, Chavez M, McGuone D, Moliterno J. Reclassification of pineal tumor as high-grade astrocytoma with piloid features through methylation profiling: illustrative case. Journal Of Neurosurgery Case Lessons 2025, 9: case24778. PMID: 40324324, PMCID: PMC12051993, DOI: 10.3171/case24778.Peer-Reviewed Original ResearchHigh-grade astrocytomasPiloid featuresHigh-grade neuroepithelial tumorCNS tumor classificationGross-total resectionHigh-grade pathologyEndoscopic third ventriculostomyRight-sided weaknessMethylation profilesClinically relevant changesNeuroepithelial tumorsSuboccipital craniectomyTumor sizePineal tumorsPineal regionThird ventriculostomyTumor typesClinical trialsGlioma subtypesBiopsy samplesDNA methylation profilesTumorTargeted therapeuticsHistological appearanceInterval increase
2017
PDTM-25. GENETIC SUSCEPTIBILITY AND EVOLUTION OF PEDIATRIC IDH-MUTANT INFILTRATING ASTROCYTOMAS
Bornhorst M, Goecks J, Boue D, Broniscer A, Hwang E, Koschmann C, Marks A, Mody R, Mueller S, Orr B, Packer R, Solomon D, Turner J, Vortmeyer A, Nazarian J, Ho C. PDTM-25. GENETIC SUSCEPTIBILITY AND EVOLUTION OF PEDIATRIC IDH-MUTANT INFILTRATING ASTROCYTOMAS. Neuro-Oncology 2017, 19: vi195-vi195. PMCID: PMC5692642, DOI: 10.1093/neuonc/nox168.789.Peer-Reviewed Original ResearchTP53 mutationsPediatric gliomasGermline mutationsIDH mutationsLow-grade tumorsHigh-grade tumorsLow mutation burdenYears of ageHigh-grade astrocytomasGermline TP53 mutationsMismatch repair genesIDH-mutant astrocytomasYounger patientsMulti-institution studyEarly lesionsMutation burdenMutant allele frequencyPatientsSporadic casesAstrocytomasTumorsSporadic tumorsAdult counterpartsGenetic susceptibilityLow cellularityInterleukin-13 receptor alpha 2 as a marker of poorer prognosis in high-grade astrocytomas.
Wanibuchi M, Kataoka-Sasaki Y, Sasaki M, Oka S, Otsuka Y, Yamaguchi M, Ohnishi H, Ohtaki S, Noshiro S, Ookawa S, Mikami T, Mikuni N, Honmou O. Interleukin-13 receptor alpha 2 as a marker of poorer prognosis in high-grade astrocytomas. Journal Of Neurosurgical Sciences 2017, 62: 239-244. PMID: 28079349, DOI: 10.23736/s0390-5616.16.03793-0.Peer-Reviewed Original ResearchConceptsHigh-grade astrocytomasInterleukin-13 receptor alpha 2Overall survivalMIB-1 indexReceptor alpha 2Median OSPoor prognosisPatient ageCox proportional hazards modelWorld Health Organization gradeMedian overall survivalMedian survival benefitAdvanced patient ageAlpha 2Real-time quantitative reverse transcription polymerase chain reactionLow expression groupQuantitative reverse transcription polymerase chain reactionReverse transcription-polymerase chain reactionProportional hazards modelTranscription-polymerase chain reactionExpression levelsSubset of casesParaffin-embedded glioma samplesHazard ratioSurvival benefit
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