Tumors of the cerebellopontine angle (CPA) are frequent; acoustic neuromas and
meningiomas represent the great majority of such tumors. However, a large variety of …

OBJECTIVE AND IMPORTANCE: Extraventricular ependymomas account for 50% of
supratentorial ependymomas. Some tumors may extend to the gray matter reaching the pial …

Myxopapillary ependymoma is a variant of ependymoma occurring almost exclusively in the
conus medullaris or filum terminale. Myxopapillary ependymoma found primarily in the brain …

Background Ependymomas are usually located in the ventricular system or in the central
canal of the spinal cord; intracranial extra-axial ependymomas (IEAEs) are rare. To date …

Ectopic brain anaplastic ependymomas with no connection to the ventricles are rare. We
present a rare case of a 25‐year‐old male who presented with generalized convulsions …

Infra tentorial tumors in adults are half as frequent as supra tentorial tumors. Extra-axial
tumours are more frequent, mainly in the cerebellopontine angle cistern: vestibular …

Summary¶ A 29-year-old man had two episodes of seizures in 9 months. Following the first
seizure he developed hemiparesis, which gradually progressed. Investigations revealed a …

Cortical ependymomas are currently not considered a subgroup of supratentorial
ependymomas; however, there is a growing body of literature investigating the natural …

Posterior fossa ependymoma usually arise in the fourth ventricle. Though extension of this
tumor into the cerebellopontine angle and subarachnoid space through the foramina of …

Intracranial extraaxial ependymomas (IEAEs) are very rare, and extra-axial petroclival
ependymoma (EAPE) has not been reported in the reviewed English-language literature by …