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Study published in The Journal of Pathology Clinical Research.
Analysed 190 patients with IDH-mutant gliomas.
MYCN amplification found in 14.7 percent of cases.
Amplification linked to shorter survival.
Proposed reclassification of lower-grade gliomas with MYCN amplification as grade
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Kaplan–Meier and Cox regression used for survival analysis.
Histological features included eosinophilic cytoplasm and necrosis.
