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Videos de Conceptos Relacionados

Cranial Nerves: Types Part I01:14

Cranial Nerves: Types Part I

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Cranial nerves are responsible for transmitting motor and sensory information between the brain and various parts of the body. There are twelve pairs of cranial nerves, with the first six being essential in sensory perception, motor control, and autonomic functions related to the head and neck.
Olfactory Nerve (Cranial Nerve I)
The olfactory nerve, or cranial nerve I, is unique as it is purely sensory and dedicated to the sense of smell. This nerve originates in the olfactory epithelium of the...
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Cranial Nerves: Types Part II01:22

Cranial Nerves: Types Part II

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Cranial nerves are responsible for transmitting motor and sensory information between the brain and various parts of the body. There are twelve pairs of cranial nerves. While the first six innervate the head and neck, the latter six nerves innervate the head and neck, as well as organs and tissues in the thoracic and abdominal cavities. They facilitate communication, expression, and autonomic control within the human body.
Facial Nerve (Cranial Nerve VII)
Cranial nerve VII, or the facial nerve,...
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Cranial Nerves: Overview and Anatomy01:19

Cranial Nerves: Overview and Anatomy

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The cranial nerves are an important part of the complex network of nerves in the human body. These nerves emerge directly from the brain and are responsible for transmitting essential information between the brain and various parts of the head and neck. There are 12 pairs of cranial nerves, systematically numbered using Roman numerals from I to XII, beginning from the anterior and moving to the posterior of the brain. Each cranial nerve is uniquely identified by names that reflect its function...
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Cranial Part of Parasympathetic Division01:18

Cranial Part of Parasympathetic Division

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The cranial part of the parasympathetic division plays a crucial role in regulating the visceral functions of the head and specific structures in the neck, thoracic, and abdominopelvic cavities. Preganglionic fibers of the parasympathetic division exit the brain through cranial nerves III (oculomotor), VII (facial), IX (glossopharyngeal), and X (vagus), delivering parasympathetic output to the respective visceral structures.
The vagus nerve (cranial nerve X) alone accounts for approximately 75...
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Artículos vinculados a este trabajo por autores compartidos, revista y gráfico de citas.

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Surgical Outcomes in Large Vestibular Schwannomas: Proposed Koos Grade V and Radiological Risk Features.

Operative neurosurgery (Hagerstown, Md.)·2026
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Revisiting the facial root exit zone in hemifacial spasm.

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Photodynamic therapy using talaporfin sodium for grade 2/3 meningiomas: a preliminary study of safety, feasibility, and clinical outcomes.

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Historical evolution of microvascular decompression after Jannetta's establishment: Anatomical maps and physiological compasses-a narrative review.

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Facial Nerve Conduction Block during Vestibular Schwannoma Surgery: A Rare and Unclarified Transient Neural Dysfunction.

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Video Experimental Relacionado

Updated: Sep 10, 2025

Facial Nerve Surgery in the Rat Model to Study Axonal Inhibition and Regeneration
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Facial Nerve Surgery in the Rat Model to Study Axonal Inhibition and Regeneration

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[Nervio facial Schwannomas] ¿Qué es esto?

Ken Matsushima1, Michihiro Kohno

  • 1Department of Neurosurgery, Tokyo Medical University.

No shinkei geka. Neurological surgery
|August 20, 2025
PubMed
Resumen

Los schwannomas del nervio facial (FNS) requieren estrategias quirúrgicas adaptadas para su preservación funcional. Una nueva clasificación guía los enfoques, priorizando la función nerviosa sobre la resección radical cuando sea posible.

Área de la Ciencia:

  • Neurocirugía
  • Otorrinolaringología
  • Cirugía de cabeza y cuello

Sus antecedentes:

  • Los schwannomas faciales (FNS) son tumores benignos raros que afectan a los segmentos del nervio facial.
  • El tratamiento tradicional (resección total bruta) a menudo resulta en parálisis del nervio facial, lo que requiere un cambio hacia la preservación funcional.

Objetivo del estudio:

  • Establecer una estrategia quirúrgica personalizada para los SNF basada en la función preoperatoria y el monitoreo intraoperatorio.
  • Proponer un sistema de clasificación de tumores para guiar el enfoque quirúrgico y optimizar la preservación de la función del nervio facial.

Principales métodos:

  • Análisis de más de 70 casos quirúrgicos para desarrollar una estrategia de manejo personalizada.
  • Utilizó la evaluación preoperatoria de la función del nervio facial y la electromiografía intraoperatoria.

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  • Desarrolló una clasificación de cinco tipos basada en la ubicación del tumor primario.

    • Principales resultados:

    • Casos de parálisis leve a moderada: cirugía de preservación del nervio facial con resección subtotal y descompresión ósea.
    • Casos de parálisis severa: resección total con reconstrucción del nervio.
    • Los FNS de ángulo cerebelopontino pueden imitar los schwannomas vestibulares, lo que requiere evitar la resección radical para la preservación funcional.

    Conclusiones:

    • Una estrategia quirúrgica adaptada que equilibre el control del tumor y la función del nervio facial es crucial.
    • Se requiere una amplia experiencia quirúrgica, incluyendo conocimientos anatómicos y monitoreo intraoperatorio.
    • Un sistema de clasificación propuesto ayuda a guiar el enfoque quirúrgico para obtener resultados óptimos.