A 45-year-old woman described the pain and the swelling at the left frontoparietal region. No significant findings were noted on physical examination, except a heterogeneous palpable lesion at the described region. Computed tomographic scan revealed an expansive bone lesion with homogeneous density, whereas magnetic resonance imaging revealed similar findings with no contrast enhancement. The lesion was totally resected, and cranioplasty with a porous polyethylene sheet (Medpor Biomaterial; Porex Surgical, Newnan, GA) was achieved. Histopathologic examination revealed an intraosseous meningioma. As far as we know, this case is the first case, in which total excision of the interosseous meningioma is followed by reconstruction with Medpor.
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http://dx.doi.org/10.1097/SCS.0b013e3181d84050 | DOI Listing |
J Neuropathol Exp Neurol
December 2024
Department of Pathology and Molecular Medicine, McMaster University, Hamilton, Ontario, Canada.
Rubinstein-Taybi syndrome (RTS) is a congenital disorder with characteristic clinical manifestations. In the vast majority of cases, it is caused by mutations of the gene encoding the transcriptional co-activator cAMP-response element binding protein (CBP)-binding protein (CREBBP). It has been thought to be a tumor predisposition syndrome as RTS patients have an increased risk of developing tumors including meningiomas.
View Article and Find Full Text PDFJ Surg Case Rep
October 2024
Department of Pathology and Laboratory Medicine, Roswell Park Comprehensive Cancer Center, Elm and Carlton St. Buffalo, NY 14263, USA.
Primary intraosseous meningiomas are rare extradural tumors. They are typically slow-growing, painless, and asymptomatic until they cause a mass effect. We report a case of a calvarial primary intraosseous meningioma, which became symptomatic despite a very small size.
View Article and Find Full Text PDFRadiol Case Rep
November 2024
The Ottawa Hospital Cancer Centre, Ottawa Hospital Regional Cancer Program, Ottawa, Canada.
Intraosseous meningiomas are a rare subtype of meningiomas representing approximately 2% of all cases. They can confound a diagnosis of other bone lesions including metastatic tumors. We present a case of a patient with prostate cancer who on staging workup was suspected to have a skull metastasis.
View Article and Find Full Text PDFSurg Neurol Int
July 2024
Department of Neurosurgery, Bangabandhu Sheikh Mujib Medical University, Dhaka, Bangladesh.
Background: Common calvarial lesions include fibrous dysplasia (FD), intraosseous meningioma, osteoma, Langerhans cell histiocytosis (LCH), intraosseous hemangioma, dermoid and epidermoid cyst, and malignancy. Surgical removal with removal of the involved skull is the choice of treatment for these lesions. Previously, the skull defect was repaired using allograft, and alloplastic materials have been replaced with newer polyetheretherketone (PEEK) material, which is more resistant, biocompatible, and can be 3-dimension (3D)--printed.
View Article and Find Full Text PDFChilds Nerv Syst
December 2024
Deparment of Radiology, Affiliated Hospital of Zunyi Medical University, Zunyi, Guizhou, China.
Purpose: This article aims to analyze pediatric meningioma's imaging characteristics, especially those in unusual locations.
Methods: Pediatric patients with pathologically confirmed meningiomas at our hospital from January 2010 to January 2024 were enrolled. Meningiomas located in the cerebral convexity, parasagittal falcine region, anterior skull base, middle skull base, sphenoid ridge, cerebellopontine angle (CPA), olfactory groove, or juxtasella were considered in usual locations.
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