treatment of hydrocephalus in posterior fossa tumors in children is still a matter of controversy and different centers have their own routines. in this regard, hospital records of all children with posterior fossa tumors treated in our center during the interval of 1985-1995 were reviewed. patients’ demographic and diagnostic data were analyzed and the frequencies of shunting procedures were d...

how to cite this article: tabatabaei sm, seddighi a, seddighi as. posterior fossa tumor in children. iran. j. child. neurol 2012;6(2): 19-24.   objective primary brain tumors are the most common solid neoplasms of childhood, representing 20% of all pediatric tumors. the best current estimates place the incidence between 2.76 and 4.28/100,000 children per year. compared with brain tumors in adul...

This edition of APN is entirely dedicated to posterior fossa tumors. Very common in the daily routine pediatric neurosurgeons, these tumors remain one most challenging pathologies we must face. The importance and complexity anatomical structures fossa, associated with enormous histological variety neoplastic lesions this region, make its therapeutic approach difficult even more challenging. deg...

Posterior fossa ependymoma comprises two distinct molecular entities, ependymoma_posterior fossa A (EPN_PFA) and ependymoma_posterior fossa B (EPN_PFB), with differentiable gene expression profiles. As yet, the response of the two entities to treatment is unclear. To determine the relationship between the two molecular subgroups of posterior fossa ependymoma and treatment, we studied a cohort o...

Posterior fossa syndrome, characterized by oromotor or oculomotor apraxia, emotional lability, and mutism, occurs in some children after infratentorial tumor resection, and is thought to involve injury to the dentatothalamocortical tract. Previous cases of posterior fossa syndrome involved pediatric patients with cerebellar and other posterior fossa tumors. To heighten awareness that posterior ...

abstract a patient with a 3-month history of headache refractory to pain medication was admitted. the ct scan and mri showed evidence of a posterior fossa mass. this was pathologically confirmed as an extra medullary plasmacytoma (emp). he had a pathologic fracture of the left humerus 7 years ago while the radiologist was unaware at the time of diagnosis. a solitary bone plasmacytoma (sbp) was ...

meningiomas are rare tumors of posterior fossa. delayed intracranial hemorrhage is a rare complication of surgeries in this territory. herein, we report a case of status epilepticus as a result of delayed motor cortex hemorrhage, complicating resection of a meningioma arising from foramen magnum.