Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Cranial and Spinal Meninges

Cranial and Spinal Meninges

The cranial and spinal meninges are complex protective structures surrounding the central nervous system (CNS), consisting of the brain and spinal cord. These meninges consist of the dura mater, the arachnoid mater, and the pia mater. They protect the CNS, provide structural support, and aid in circulating cerebrospinal fluid (CSF).
Cranial Meninges
These meningeal layers cover the cranium. The dura mater is the outermost layer of cranial meninges. It is a thick and durable membrane of dense...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

Safety and Efficacy of Nerinetide at Year 1 in Participants Enrolled in ESCAPE-NEXT: A Multicenter, Double-Blind, Randomized Controlled Trial.

Journal of the American Heart Association·2026

Same author

Visual versus automated collateral scoring on CT angiography for predicting outcome after endovascular therapy for large-vessel occlusion stroke: a prospective multicentre study.

Neuroradiology·2026

Same author

Thrombolysis in spinal cord infarction: Case report and systematic review.

Neurological sciences : official journal of the Italian Neurological Society and of the Italian Society of Clinical Neurophysiology·2026

Same author

Multimodal management of pediatric brain arteriovenous malformations: single-center experience from a retrospective observational study.

Journal of neurosurgical sciences·2026

Same author

Radiofrequency Ablation for the Treatment of Bone Metastases: Results of the SPARTA Study.

Cardiovascular and interventional radiology·2026

Same author

Duropathies as Unifying Concept-Part Two: A Narrative Overview of Clinical and Neuroradiological Features.

Neurology international·2026

Search research articles

Related Experiment Video

Updated: May 1, 2026

Role of Diffusion MRI Tractography in Endoscopic Endonasal Skull Base Surgery

Role of Diffusion MRI Tractography in Endoscopic Endonasal Skull Base Surgery

Published on: July 5, 2021

Multisegmental diffuse intradural extramedullary ependymoma. An extremely rare case.

Gianluigi Guarnieri¹, Mario Tecame², Roberto Izzo³

¹Neuroradiology Service, Cardarelli Hospital; Naples, Italy - gianluigiguarnieri@hotmail.it.

The Neuroradiology Journal

|April 23, 2014

Summary

This study reports a rare case of multi-segmental, diffuse intradural extramedullary ependymoma in a 53-year-old man. Surgical intervention led to improved neurological function, highlighting a potential treatment pathway for this uncommon spinal tumor.

Keywords:

ependymoma intradural extramedullary lesion intramedullary tumor

More Related Videos

Author Spotlight: A Single-Entry Point Endoscopic Intraventricular Approach for Third Ventriculostomy and Pineal Biopsy

Author Spotlight: A Single-Entry Point Endoscopic Intraventricular Approach for Third Ventriculostomy and Pineal Biopsy

Published on: June 28, 2024

Intraoperative Ultrasound in Spinal Surgery

Intraoperative Ultrasound in Spinal Surgery

Published on: August 17, 2022

Related Experiment Videos

Last Updated: May 1, 2026

Role of Diffusion MRI Tractography in Endoscopic Endonasal Skull Base Surgery

Role of Diffusion MRI Tractography in Endoscopic Endonasal Skull Base Surgery

Published on: July 5, 2021

Author Spotlight: A Single-Entry Point Endoscopic Intraventricular Approach for Third Ventriculostomy and Pineal Biopsy

Author Spotlight: A Single-Entry Point Endoscopic Intraventricular Approach for Third Ventriculostomy and Pineal Biopsy

Published on: June 28, 2024

Intraoperative Ultrasound in Spinal Surgery

Intraoperative Ultrasound in Spinal Surgery

Published on: August 17, 2022

Area of Science:

Neuro-oncology
Spinal cord pathology

Background:

Ependymomas are typically intramedullary tumors arising from ependymal cells.
They predominantly affect women in their fifth decade, with pain as the most common symptom.
Intradural extramedullary ependymomas are rare, usually presenting as solitary lesions.

Observation:

A 53-year-old male presented with progressive hypoesthesia in the lower legs.
Neurological examination revealed regular motility despite sensory deficits.
Imaging revealed a multi-segmental, diffuse intradural extramedullary ependymoma.

Findings:

The patient underwent surgical resection of the ependymoma.
Post-operative assessment showed improvement in neurological symptoms.
This case expands the known clinical presentations of ependymoma.

Implications:

This case highlights the possibility of diffuse, multi-segmental intradural extramedullary ependymoma.
Surgical management can lead to favorable neurological outcomes in such rare presentations.
Further research into the pathogenesis and optimal treatment of extramedullary ependymomas is warranted.