Brain Tumours

Introduction (1) • Originate from ependymal cells lining the ventricules and central canal • Classified according to the WHO classification (i.e. grade 1*-2-3) • 30% of change of grading after centreal review UKCCR/SIOP (50%/50%) • Can arise anywhere in the CNS but show a preference for the posterior fossa (Children+++) • In older patients, ependymoma often arise within the brain parenchyma

03/01/13