Supratentorial Primitive Neuroectodermal Tumor

• Etiology: small round blue cell tumor
• Imaging: often big, periventricular, hemorrhage, necrosis, calcified
• MRI: little edema, solid parts T1+T2 isointense, restricted diffusion, heterogenous contrast enhancement
• Complications: CSF spread

Cases of Supratentorial Primitive Neuroectodermal Tumor