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Updated: Jun 19, 2026

Identifying, Diagnosing, and Grading Malignant Peripheral Nerve Sheath Tumors in Genetically Engineered Mouse Models
Published on: May 17, 2024
Magnetic resonance findings of neurofibromatosis type 2: a case report
Gabriela Spilberg1, Edson Marchiori, Emerson L Gasparetto
1Department of Radiology of the Federal University of Rio de Janeiro, Rua Professor Rodolpho Paulo Rocco, 255, Cidade Universitária, CEP 21941-913, Rio de Janeiro, Brazil. gspilberg@gmail.com
Abstract:
Neurofibromatosis type 2 is an inherited autosomal dominant syndrome, characterized by multiple neoplasms of the central and peripheral nervous system associated with ocular abnormalities. The most common tumor associated with the disease is the vestibulocochlear schwannoma (VIII cranial nerve), and as many as 10% of patients with this tumor have neurofibromatosis type 2. In this report we aim to present a 34-year-old male who was seen for bilateral hearing loss. During his workup, which included cranial computer tomography, he was found to have multiple intracranial masses. Cranial and whole spine magnetic resonance imaging showed bilateral vestibulocochlear schwannoma, multiple meningiomas, and one intramedullary tumor. Based on clinical and imaging findings the diagnostic of neurofibromatosis type 2 was made.

