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Study up and know the most common locations of meningiomas. Credit: Hopkins and Mayfield
Students of #Neurosurgery: know your #meningioma presentation by location, histologies and WHO grades, most common sites of origin, Simpson grade of resection, NF2 & multiplicity, and be equipped to educate the team about genetics.
Optic Nerve Sheath Meningioma
Tram-Track Sign
Watch out!
These images aren't real CT/MR images!
Pixel by Pixel Handmade! ✍
#RadiologicalIllustration
https://t.co/7779mqPEZ6
#MedEd #MedTwitter #RadiologicalIllustration #RadTwitter #PediNeurorad #NeuRad #MedicalIllustration
Great new skull base approach perfect for skull base meningiomas demonstrated here in new #onlinefirst article in @TheJNS @mtlawton https://t.co/Vcy0y4o8x7
MENINGIOMAS Parassagitais: Meningiomas parassagitais são, de todos meningiomas, os mais comuns e perfazem cerca de 21 a 31% destas lesões no compartimento intracraniano. Cushing e Olivecrona classificaram estes tumores em 3… https://t.co/LBT0aMfzOz #radiocirugria #meningioma
Foramen magnum meningioma which compresses brainstem, cranial nerves, and vertebral artery; and lateral suboccipital approach. @ccmedicalarts
#neurosurgery #neuroanatomy #meningioma #brainstem #cranialnerves #medicalillustration #digitalart #drawing #neuro #sciart #ami #artisul
During endoscopic transnasal resection of parasellar meningiomas, the tumor should be gently moved into the central resection cavity.
https://t.co/CwuTKxR93A
In endoscopic transnasal resection of parasellar meningiomas, the diaphragm is dissected, avoiding injury to the pituitary stalk (inset image.)
https://t.co/CwuTKxR93A
MENINGIOMA 🧠 (2020) Saiba o que é: Meningioma: O que é, Sintomas e Tratamentos O Blog NEUROCIRURGIABR tem o objetivo educacional com informações sobre neurocirurgia, tumor cerebral, metastases, aneurisma cerebral, hidrocefalia, doenças da Coluna… https://t.co/WIyMIPt7Gq
A little lockdown historical library sorting. How our founder diagnosed his #meningioma cases c.1952 prior to invention of CT & MRI . Impressive.
#neurosurgicalhistory
#neurosurgicalgreats
Judicious bone resection is important to minimize CSF leak in endoscopic transnasal surgery. Lateral extent of bony resection is determined by the pathology, broader for a large craniophayngioma (right) then for a small tuberculum sella meningioma (left). https://t.co/Uz9aYTUIme
Watch as @AaronCohenGadol explains the case of a lateral sphenoid wing meningioma in a 32-year-old male presenting with a single seizure: https://t.co/HXRqhFuNV7
During resection of cavernous sinus meningiomas, first remove the components of the tumor affecting the optic nerve to protect the nerve during tumor manipulation & traction. Note aggressive devascularization of the tumor & its thorough internal debulking.
https://t.co/jHZE5rGYn1
During transcranial resection of tuberculum sella meningiomas, it's crucial to preserve the small branching vessels originating from the superior hypophyseal artery complex & the medial aspect of the internal carotid artery supplying the optic nerve/chiasm
https://t.co/vyQXmbNxZ3
Here, we see the relative distribution of the most common intracranial meningiomas. Resection of these benign tumors is associated with good patient outcomes and therefore is satisfying for neurosurgeons.
#nsgy #tumors #meningioma
https://t.co/Ldg5aBh08O
While resecting olfactory groove meningiomas, I dissect the arachnoid plane between the ipsilateral optic nerve/chiasm/carotid artery & the posterior capsule of the tumor. Early ID of these structures improves the efficiency & safety of the operation.
https://t.co/Ldg5aBh08O
A transcondylar approach w/ C1 hemilaminectomy for approaching a foramen magnum #meningioma. The relationship between the vertebral artery and tumor is important. Most such tumors can be resected via a lateral suboccipital approach without a condylectomy.
https://t.co/TzVD3mfYlj
During tentorial transection for a petrotentorial #meningioma, it's important to protect the trochlear nerve as it travels along the lateral edge of the incisura. The black dotted line represents an incision that allows us to avoid an injury to the nerve.
https://t.co/73xKJbX8vV
Olfactory groove meningiomas can be resected via a bifrontal craniotomy. I prefer a pterional craniotomy, no matter how large the olfactory groove meningioma. This approach is less invasive & allows early identification of the optic nerve & carotid artery
https://t.co/Ldg5aBh08O
View the nuances of technique for completion of a posterior petrosectomy for a complex petroclival meningioma by @AaronCohenGadol https://t.co/A8LDKrRtvO