Items tagged “meningioma”
144 results found
Article
Cystic meningioma
The term cystic meningioma is applied to both meningiomas with intratumoral degenerative cyst formation as well as those with peritumoral arachnoid cysts or reactive intraparenchymal cysts.
They should not be confused with microcystic meningiomas, a distinct variant, in which the cysts are mic...
Article
Intraventricular meningioma
Intraventricular meningiomas are rare tumors usually encountered in adults and are somewhat distinct from the far more common extra-ventricular meningioma.
On imaging, they classically present as vividly enhancing solid mass at the trigone of the lateral ventricles.
Epidemiology
Intraventricu...
Article
Meningioma
Meningiomas are extra-axial tumors and represent the most common tumor of the meninges. They are a non-glial neoplasm that originates from the meningocytes or arachnoid cap cells of the meninges and are located anywhere that meninges are found, and in some places where only rest cells are presum...
Case
Meningioma with extension through skull vault
Published
03 May 2021
80% complete
MRI
Case
Anaplastic meningioma
Published
04 Feb 2009
77% complete
MRI
Case
Falx meningioma
Published
21 Nov 2009
53% complete
CT
Case
Meningioma - falcine
Published
26 Nov 2009
53% complete
CT
Case
Foramen magnum meningioma
Published
29 Nov 2009
77% complete
MRI
Case
Meningioma - infratemporal extension
Published
12 Mar 2010
65% complete
MRI
Case
Meckel cave meningioma
Published
18 Mar 2010
77% complete
MRI
Article
Optic nerve sheath meningioma
Optic nerve meningiomas are benign tumors arising from the arachnoid cap cells of the optic nerve sheath and represent ~20% of all orbital meningiomas, the majority of which are direct extensions from intracranial meningiomas.
These tumors typically appear as masses within the optic nerve, iso...
Article
Orbital meningioma
Meningiomas of the orbit are uncommon. They can be divided into two broad categories:
primary orbital meningioma (a form of ectopic meningioma)
almost all are optic nerve meningiomas
rarely ectopic rests of arachnoid cells give rise to orbital meningiomas separate from the optic nerve sheath ...
Case
Meningioma - clivus
Published
31 May 2010
83% complete
MRI
Case
Meningioma with dural tail
Published
01 Jun 2010
86% complete
MRI
Case
Meningioma - cerebellopontine angle
Published
08 Aug 2010
86% complete
MRI
Case
Acute hippocampal infarction
Published
25 Aug 2010
59% complete
CT
MRI
Case
Meningioma
Published
06 Sep 2010
78% complete
CT
MRI
Case
Meningioma - sphenoid wing - typical
Published
18 Sep 2010
88% complete
CT
MRI
Case
Suprasellar meningioma
Published
20 Oct 2010
30% complete
MRI
Case
Optic nerve meningioma - calcified
Published
19 Dec 2010
53% complete
CT