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Ossifying fibromyxoid tumor (OFMT) is a rare fibro-osseous neoplasm. We present a case highlighting the occurrence of an intracranial OFMT masquerading as meningioma on imaging in a 46-year-old gentleman. Brain imaging revealed an extra-axial calcified lesion along the left cerebellar convexity appearing hypointense on T1- and T2-weighted MRI sequences with no post-contrast enhancement, suggestive of a meningioma. An intraventricular colloid cyst was also noted. The lesion, which was presumed to be meningioma, and the colloid cyst were resected in two subsequent operative settings. Histopathological examination of the calcified lesion confirmed the findings of an OFMT. This report aims to inform the physician about intracranial OFMT mimicking meningioma on imaging. In addition, since multiple brain tumors are not very common, the surgeon should always have a suspicion should there be any heterogeneous and peculiar radiological and histopathological characteristics.
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http://dx.doi.org/10.7759/cureus.10662 | DOI Listing |
World Neurosurg
September 2025
Division of Neurosurgery, Department of Neurological Sciences, Università degli Studi di Napoli Federico II, Naples, Italy.
We present a case of third ventricle colloid cyst surgical resection using a tubular-based endoscopic transcortical approach. Third ventricle colloid are rare benign lesions typically found in the anterolateral part of the third ventricle, close to the foramen of Monro. Several surgical approaches have been employed for their management.
View Article and Find Full Text PDFAsian J Neurosurg
September 2025
Department of Neurosurgery, Max Super Speciality Hospital, Vaishali, Ghaziabad, Uttar Pradesh, India.
Objective: Deeply located intracranial lesions such as intraparenchymal and intraventricular lesions are surgically challenging and associated with unavoidable complications such as seizure, surgical bed hematoma, and brain contusion caused by traction. The objective of this study is to evaluate the safety and effectiveness of the microscopic tubular retractor of a plastic syringe for the resection of deeply located brain lesions.
Materials And Methods: We retrospectively studied 157 patients with deep-seated intracranial lesions who underwent microscopic resection with the help of a tubular retractor made of a plastic syringe and Teflon introducer between January 2018 and January 2024 in a tertiary hospital.
Neurol Res
August 2025
Department of Neurosurgery, Tehran University of Medical Sciences, Tehran, Iran.
Background: This study develops the Modified Colloid Cyst Risk Score (MCCRS), a novel, evidence-based tool designed to identify patients with colloid cysts at high risk for clinical deterioration and obstructive hydrocephalus.
Methods: A systematic review was conducted to identify clinical indicators associated with worsening outcomes in colloid cyst patients. The MCCRS was constructed through expert consensus utilizing the modified Delphi technique.
Cancers (Basel)
August 2025
Department of Neurosurgery, University of Ulm, Lindenallee 2, 89312 Günzburg, Germany.
: Pituitary tumors account for over 90% of all sellar region masses. However, a spectrum of rare neoplastic, inflammatory, infectious, and vascular lesions-benign and malignant-can arise in the intra- and parasellar compartments and clinically and radiologically mimic PitNETs. We report a cohort of 47 such rare and cystic midline intracranial lesions, emphasizing their distinctive morphological, clinical, and imaging features and the personalized treatment strategies applied.
View Article and Find Full Text PDFOrphanet J Rare Dis
August 2025
Department of Neurology, State University of New York Downstate Health Sciences University, 450 Clarkson Avenue, Brooklyn, NY, 11203, USA.
Background: Colloid cysts are rare, benign brain tumors often located in the third ventricle or near the foramen of Monro. They can evoke neuropsychiatric and physical symptoms including migraine, visual changes, memory loss, and sudden loss of consciousness. They are associated with high mortality due to late moderate-to-severe symptom presentation and limited access to neurological and/or neurosurgical expertise.
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