Anterior skull base Meningiomas: Difference between revisions
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* [[Foster-Kennedy syndrome]] of unilateral optic atrophy and contralateral papilledema | * [[Foster-Kennedy syndrome]] of unilateral optic atrophy and contralateral papilledema | ||
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= Olfactory Groove Meningiomas = | |||
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= Comparison of OGM and TSM = | = Comparison of OGM and TSM = | ||
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Latest revision as of 00:54, 5 March 2024
Nomenclature
- Olfactory Groove Meningiomas (OGM)
Nomenclature of anterior skull base meningiomas - Planum Sphenoidale Meningiomas
- Tuberculum Sellae Meningioma (TSM)
Clinical Presentation
- Personality Δ
- H/A
- Sz's
- Visual deficits
- Anosmia
- Foster-Kennedy syndrome of unilateral optic atrophy and contralateral papilledema
Olfactory Groove Meningiomas
Comparison of OGM and TSM
| Factor | OGM | TSM |
|---|---|---|
| Location | Cribriform, frontosphenoid suture | Planum sphenoidale, tuberculum sellae |
| Blood supply | Ant & pos ethmoidals, middle meningeal, ophthalmic (meningeal branch, ACA & ACoA) | Pos ethmoidal (ACA & ACoA) |
| Olfactory nerves | Superolat | Inferolat |
| Optic nerve/chiasm | Inferolat | Superolat |
| ACA | Pos. to posterosuperior | Posterosuperior |