Diffuse midline glioma of the cervical spinal cord with H3 K27M genotype phenotypically mimicking anaplastic ganglioglioma: a case report and review of the literature

摘要

Radiological findings. Sagittal ( ) and axial ( ) T2 weighted magnetic resonance imaging (MRI) showing an inhomogeneous hyperintense intramedullary tumor in the upper cervical cord with a consecutive syringomyelia below the lesion. Sagittal ( ) and axial ( ) postcontrast T1 weighted imaging demonstrating a mild and inhomogeneous contrast enhancement in the central parts of the lesion with minimal central hemorrhage (without hemosiderin capping)