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Directional Terms

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Directional terms are essential for describing the relative locations of different body structures. For instance, an anatomist might describe one band of tissue as "inferior to" another, or a physician might describe a tumor as "superficial to" a deeper body structure. These terms often use comparative terms in pairs to trace out the relative locations of one body part to another or descriptions of body tissues like the deeper ones from superficially present with reference to...

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Brain lateralization refers to the division of mental processes and functions between the two hemispheres of the brain, a phenomenon that optimizes neural efficiency and underpins complex abilities in humans. This specialization allows each hemisphere to perform tasks where it has a comparative advantage, facilitating more refined cognitive capabilities across different domains.

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Related Experiment Video

Updated: Sep 26, 2025

Three-dimensional Navigation-guided, Prone, Single-position, Lateral Lumbar Interbody Fusion Technique

Three-dimensional Navigation-guided, Prone, Single-position, Lateral Lumbar Interbody Fusion Technique

Published on: July 15, 2021

Far Lateral Approach.

Sabino Luzzi¹, Alice Giotta Lucifero², Nunzio Bruno³

¹Neurosurgery Unit, Department of Clinical-Surgical, Diagnostic and Pediatric Sciences, University of Pavia, Pavia, Italy; Neurosurgery Unit, Department of Surgical Sciences, Fondazione IRCCS Policlinico San Matteo, Pavia, Italy.. sabino.luzzi@unipv.it.

Acta Bio-Medica : Atenei Parmensis

|April 20, 2022

Summary

This summary is machine-generated.

The far lateral approach, an extension of the lateral suboccipital approach, is key for treating vertebrobasilar junction aneurysms and ventral foramen magnum tumors. This technique offers versatile access to complex skull base pathologies.

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Area of Science:

Neurosurgery
Surgical Anatomy
Skull Base Surgery

Background:

The far lateral approach is an inferolateral extension of the lateral suboccipital approach.
It is utilized for clipping aneurysms in the vertebrobasilar junction and posterior inferior cerebellar artery.
It has become a primary method for ventral foramen magnum meningiomas and other anterior intradural lesions.

Purpose of the Study:

To summarize the technical key aspects of the far lateral approach.
To describe transcondylar, supracondylar, and paracondylar extensions.
To highlight the utility of this approach for specific neurosurgical pathologies.

Main Methods:

Review of surgical techniques for the far lateral approach.
Description of anatomical landmarks and critical corridors.
Discussion of variations including transcondylar, supracondylar, and paracondylar extensions.

Main Results:

The far lateral approach provides crucial access to the ventral brainstem and posterior fossa.
Specific extensions allow for tailored exposure based on lesion location.
This approach facilitates safe and effective resection of challenging tumors and vascular lesions.

Conclusions:

The far lateral approach is a versatile and essential technique in skull base neurosurgery.
Understanding its technical nuances and extensions is critical for successful outcomes.
It remains a workhorse for ventral foramen magnum and vertebrobasilar pathologies.