Results 61 to 70 of about 13,761 (256)

Value of SSTR2A and Claudin - 1 in Differentiating Meningioma from Schwannoma and Hemangiopericytoma

Open Access Macedonian Journal of Medical Sciences, 2018
BACKGROUND: The distinction between meningioma, schwannoma and solitary fibrous tumour/ hemangiopericytoma can be challenging in some cases. This study evaluates the expression of Somatostatin receptor 2A (SSTR2A) and Claudin-1 in these different tumours.
S. Anis, Mira Lotfalla, Muhammad Zain, Nora Kamel, A. Soliman   +4 more
semanticscholar   +1 more source

Tumor‐related epilepsy in glioma: A multidisciplinary overview

Epilepsia, Volume 66, Issue 10, Page 3621-3641, October 2025.
Abstract Seizures are a common and challenging symptom in brain tumors, affecting approximately 60% of patients. Tumor‐related epilepsy (TRE) in glioma patients requires personalized and dynamic management in a multidisciplinary environment, especially for its intricate pathophysiology and unpredictable disease evolution. This investigation provides an
Roberto Michelucci, Giada Pauletto, Antonio Silvani, Elena Pasini, Tamara Ius, Matteo Martinoni, Carlo Alberto Castioni, Andrea Salmaggi, Sofia Asioli, Marta Maschio, Giuseppe Minniti, Enrico Franceschi, Flavio Villani, Roberta Rudà, Eleonora Aronica, the Italian Multidisciplinary Group for Tumor Epilepsy, Paolo Vitali, Damiano Balestrini, Elisa D’Angelo, Lorenzo Bello, Marco Rossi, Marta Padovan, Anna Teresa Giallonardo, Carlo di Bonaventura, Francesco Toni, Angela La Neve, Simona Rizzato, Matteo Pugnaghi, Marco Vindigni, Carmelo Sturiale   +29 more
wiley   +1 more source

The orbital and sinonasal hemangiopericytoma, 2 case reports:

Journal of Fasa University of Medical Sciences, 2016
Background & objective: Hemangiopericytoma is an uncommon vascular tumor derived from the pericytes of Zimmermann. . The most common location of the tumor is pelvic retroperitoneum and musculoskeletal system of the lower extremities. It is rarely seen in
Maryam Maghbol, Mohammadjavad ashraf, Negar Azarpira   +2 more
doaj  

Primary epidural malignant hemangiopericytoma of thoracic spinal column causing cord compression: case report

São Paulo Medical Journal
CONTEXT: Hemangiopericytoma is an uncommon mesenchymal neoplasm that rarely affects the spinal canal. Primary malignant hemangiopericytoma of the spinal column is extremely rare.
Mohammad Mohammadianpanah, Simin Torabinejad, Mohammad Hadi Bagheri, Shapour Omidvari, Ahmad Mosalaei, Niloofar Ahmadloo   +5 more
doaj   +1 more source

Unusual occurrence of orbital hemangiopericytoma in the zygomatic bone of an adolescent: a case report

Eye and Vision, 2018
Background Hemangiopericytoma and solitary fibrous tumor are considered related variants on the same spectrum and both may essentially be the same tumor.
Bahram Eshraghi, Hadi Ghadimi, Zohreh Nozarian   +2 more
doaj   +1 more source

A Specific Methylation Class Identifies BAP1‐Deficient Meningiomas, Including Meningeal Tumours With Poorly Differentiated Nonrhabdoid Histology

Neuropathology and Applied Neurobiology, Volume 51, Issue 5, October 2025.
BAP1‐deficient meningiomas have a preferential infratentorial or spinal localization and may present with an undifferentiated histology of small or epithelioid cells rather than the meningothelial, rhabdoid or papillary variants. Frequent expression of cytokeratins may be misleading for a metastatic carcinoma but loss of BAP1 immunostaining in tumor ...
Philippe Drabent, Mehdi Touat, Patrick R. Benusiglio, Philipp Euskirchen, Florence Coulet, Badreddine Mohand Oumoussa, Arnaud de la Fouchardière, Vincent Thomas de Montpreville, Julian Jacob, Daniele Bernardeschi, Pierre Laurent‐Puig, Marc Sanson, Michel Kalamarides, Franck Bielle   +13 more
wiley   +1 more source

Recurrent Meningeal Hemangiopericytoma with Multiple Metastasis and Hypoglycemia: A Case Report

Case Reports in Medicine, 2012
Aims. We report on the unusual case of a 43-year-old man who developed recurrent meningeal hemangiopericytoma and presented with hypoglycemia 6 years after excision of the tumor. Methods and Results.
Jammy Kin Iong Chan, Wah Cheuk, Luen Cheong Ho, Jian-Ming Wen   +3 more
doaj   +1 more source

Outcome and Prognostic Factors of Dogs Treated for Infiltrative Lipoma Undergoing Radiation Therapy: A Retrospective Multi‐Institutional Study of 29 Cases

Veterinary and Comparative Oncology, Volume 23, Issue 3, Page 401-411, September 2025.
ABSTRACT Canine infiltrative lipomas are localised and invasive tumours that are commonly treated with surgery and/or radiation therapy (RT). There is limited efficacy data for treatment of infiltrative lipomas, and optimal fractionation strategies remain unclear.
Arata Matsuyama, Valerie J. Poirier, Michelle M. Turek, Valeria S. Meier, Jessica Lawrence   +4 more
wiley   +1 more source

Hemangiopericytoma of the Cerebellopontine Angle: A Wolf in Sheep's Clothing

Brain Tumor Research and Treatment, 2016
Primary meningeal hemangiopericytoma (HPC) is a rare, aggressive dura based tumor that remarkably mimics a meningioma clinically and radiologically.
A. Nsir, M. Badri, Alia Zehani Kassar, K. B. Hammouda, H. Jemel   +4 more
semanticscholar   +1 more source

Report of Active Surveillance for a Masson Tumor of Chest Wall With Spontaneous Resolution

Thoracic Cancer, Volume 16, Issue 13, July 2025.
While standard management for intravascular papillary endothelial hyperplasia (IPEH), also known as Masson tumor, is surgical resection, there is a lack of data on the safety of observing this benign entity. A 33 year‐old male with a mass of the chest wall and core biopsy consistent with IPEH opted for active surveillance with spontaneous diminution ...
Mikaela L. Mohardt, John M. Kennedy, Diego F. Lemos, Hannah Kooperkamp, Jessica A. Cintolo‐Gonzalez   +4 more
wiley   +1 more source