label: diffuse midline glioma, H3 K27-altered
label_lc: diffuse midline glioma, h3 k27-altered
description: A diffuse midline glioma characterized by H3 K27 alteration and usually either a histone H3 K27M mutation, an EGFR mutation, or aberrant overexpression of EZHIP. The prognosis is poor.