Capillary hemangiomas, hamartomatous proliferation of vascular endothelial cells, are rare in the central nervous system (CNS). Intracranial capillary hemangiomas presenting with reversible behavioral abnormalities and focal neurological deficits have rarely been reported. We report a case of CNS capillary hemangioma presenting with transient focal neurological deficits and behavioral abnormalities mimicking Ganser's syndrome. Patient underwent total excision of the vascular malformation, resulting in complete resolution of his symptoms.
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http://dx.doi.org/10.4081/cp.2012.e35 | DOI Listing |
J Clin Neurosci
December 2024
Department of Neurosurgery, The Ohio State University Wexner Medical Center, Columbus, OH, USA. Electronic address:
Introduction: Flow diversion is an effective first-line treatment for intracranial aneurysms; however, the rate of incomplete occlusion is not insignificant. Data in neuroendovascular literature is limited regarding the implications of persistent incomplete occlusion despite flow diversion.
Methods: We conducted a retrospective analysis of a prospectively maintained database and identified 125 consecutive patients with treatment naïve intracranial aneurysms who underwent flow diversion with the PED from April 2014 - November 2022.
Neuroradiol J
November 2024
Department of Neurosurgery, Sina Hospital, Tehran University of Medical Sciences, Tehran, Iran.
Arteriovenous malformations (AVMs) are abnormal connections of arteries and veins without intermediate capillary components. As such, AVMs can remain asymptomatic or have a variety of clinical presentations ranging from mild headaches to severe symptoms like seizures, hemorrhage, and subsequent coma. Papilledema and increased intracranial pressure without hydrocephalus or hemorrhage are rare forms of presentations of cerebral AVM.
View Article and Find Full Text PDFJ Neurosurg Case Lessons
November 2024
Department of Neurosurgery, Louisiana State University Health Sciences Center, New Orleans, Louisiana.
Background: Dural hemangiomas are a relatively rare form of intracranial mass, as hemangiomas tend to present in bone or as intraparenchymal lesions and only around 5%-13% have been reported to originate from the dura mater. Here, the authors present the case of a 46-year-old female who underwent craniotomy for a suspected convexity meningioma resection, which was unexpectedly found to be a dural capillary hemangioma.
Observations: The patient was a 46-year-old female who presented with a left frontal intracranial mass found incidentally and showed significant growth over 4 years.
Neuroimaging Clin N Am
November 2024
Edward B. Singleton Department of Radiology, Texas Children's Hospital, 6701 Fannin Street, Suite 470, Houston, TX 77030, USA; Department of Radiology, Baylor College of Medicine, Houston, TX, USA; Department of Neurosurgery, Baylor College of Medicine, Houston, TX, USA. Electronic address:
Intracranial vascular malformations (IVMs) represent a significant challenge in pediatric medicine due to their diagnostic and therapeutic complexity. Despite their rarity, the severity of potential neurologic outcomes necessitates a comprehensive understanding and approach to management. This article aims to provide an overview of pediatric IVMs, specifically nidal arteriovenous malformations, cavernous malformations, capillary telangiectasias, and developmental venous anomalies, and highlight the importance of advanced diagnostic imaging and therapeutic strategies in improving outcomes.
View Article and Find Full Text PDFFluids Barriers CNS
October 2024
Department of Scientific Computing and Numerical Analysis, Simula Research Laboratory, Oslo, Norway.
Background: Infusion testing is an established method for assessing CSF resistance in patients with idiopathic normal pressure hydrocephalus (iNPH). To what extent the increased resistance is related to the glymphatic system is an open question. Here we introduce a computational model that includes the glymphatic system and enables us to determine the importance of (1) brain geometry, (2) intracranial pressure, and (3) physiological parameters on the outcome of and response to an infusion test.
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