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Case report: Delayed outflow obstruction of a DVA: A rare complication of brainstem cavernoma surgery.
[INTRODUCTION] Developmental venous anomalies (DVAs) are considered variants of normal transmedullary veins. Their association with cavernous malformations is reported to increase the risk of hemorrhage. Expert consensus recommends meticulo…
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Importance of Arachnoid Dissection in Arteriovenous Malformation Microsurgery: A Technical Note.
Intracranial arteriovenous malformations (AVMs) are congenital anomalies where arteries and veins connect without a capillary bed. AVMs are the leading cause of nontraumatic intracerebral hemorrhages in people younger than 35 years old. The…
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Posterior-Transcallosal Approach to a Choroidal Fissure Arteriovenous Malformation: Video of Adapting a "Bridging Vein Free" Corridor to This Complex Region.
Choroidal fissure arteriovenous malformations (ChFis-AVMs) are uncommon and challenging to treat due to their deep location and pattern of supply. The choroidal fissure lies between the thalamus and fornix, from the foramen of Monroe to the…
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Orbitozygomatic Transsylvian Resection of a Craniopharyngioma: A Step-by-Step Guide.
Adamantinomatous craniopharyngioma (ACP) is a rare sellar region tumor seen in 0.5-2 cases per million persons each year, presenting a bimodal distribution that peaks at 5-15 years in children and 45-60 years in adults. Arising from embryon…