Related Experiment Video
Updated: May 13, 2026
14:58
Comprehensive Endovascular and Open Surgical Management of Cerebral Arteriovenous Malformations
Published on: October 20, 2017
10.1K
Multidisciplinary Management of Cerebellopontine Angle Tumors with Brainstem Involvement
Concheri Stefano1, Vito Pontillo2, Alberto D'Amico3
1Section of Otorhinolaryngology, Department of Neuroscience, University of Padova, Via Giustiniani 2, 35121 Padova, Italy.
Audiology Research
|December 24, 2025
Summary
Cerebellopontine angle (CPA) tumors require tailored treatment balancing tumor control and function. Management strategies vary by tumor type (vestibular schwannomas, meningiomas, paragangliomas), emphasizing multidisciplinary care and rehabilitation for optimal outcomes.
Area of Science:
- Neurosurgery
- Oncology
- Neurology
Background:
- Cerebellopontine angle (CPA) tumors, primarily vestibular schwannomas (VSs), meningiomas, and paragangliomas (PGLs), pose risks to adjacent cranial nerves (V-XII), brainstem, and cerebellum.
- Tumor growth in the CPA can lead to significant neurological deficits and functional impairment.
- Effective management necessitates a comprehensive approach focusing on both tumor control and preservation of neurological function.
Purpose of the Study:
- To review and synthesize clinical features and multidisciplinary treatment strategies for CPA tumors involving the brainstem.
- To emphasize functional preservation alongside achieving tumor control in CPA tumor management.
- To analyze outcomes related to cranial nerve function following various treatment modalities.
Main Methods:
- Systematic PubMed search of studies on vestibular schwannomas, CPA meningiomas, and intradural paragangliomas.
- Inclusion criteria focused on studies reporting tumor management and cranial nerve outcomes.
- Data extraction included tumor characteristics, neurological presentation, surgical approaches, adjuvant therapies, and functional outcomes.
Main Results:
- Large VSs are associated with significant facial nerve (8-53%) and trigeminal nerve (20-77%) dysfunction.
- Microsurgery (MS) and stereotactic radiosurgery (SRS) offer different risk-benefit profiles for VSs; meningioma surgery prioritizes nerve preservation; PGLs often require staged surgery with limited lower cranial nerve preservation.
- Multidisciplinary management and rehabilitation are crucial across all CPA tumor histologies.
Conclusions:
- Optimal CPA tumor management requires balancing tumor control with functional preservation.
- Individualized treatment strategies (MS, SRS) for VSs, nerve-preserving approaches for meningiomas, and staged vascular-conscious surgery for PGLs are recommended.
- Multidisciplinary care and structured rehabilitation are pivotal for improving patient outcomes and quality of life.
Related Concept Videos
01:21Aneurysm II: Clinical Manifestations and Diagnostic Studies
Thoracic, aortic arch and abdominal aneurysms are significant vascular conditions that can present with various clinical manifestations and lead to serious complications. Understanding these manifestations and the appropriate diagnostic studies is essential for effective management and treatment.Thoracic Aortic AneurysmsThoracic aortic aneurysms often remain asymptomatic until they reach a size that impinges on adjacent structures. They typically cause deep, diffuse chest pain that radiates to...
01:22Cerebral Edema ll: Pathophysiology
Vasogenic edema is a major form of cerebral edema characterized by abnormal accumulation of fluid in the brain’s extracellular space due to disruption of the blood–brain barrier (BBB). The BBB is a specialized structure composed of endothelial cells connected by tight junctions, supported by astrocytic endfeet and a basement membrane. Under normal conditions, it tightly regulates the movement of ions, proteins, and solutes between the bloodstream and brain parenchyma. When this barrier loses...