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Traumatic Brain Injury l: Introduction

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Updated: May 3, 2026

A Mouse Model of Single and Repetitive Mild Traumatic Brain Injury

A Mouse Model of Single and Repetitive Mild Traumatic Brain Injury

Published on: June 20, 2017

Body representations and brain damage.

M Rousseaux¹, J Honoré², A Saj³

¹EA 1026, university of Lille Nord-de-France, 59000 Lille, France; Neurological rehabilitation unit, Lille university hospital, 59000 Lille, France.

Neurophysiologie Clinique = Clinical Neurophysiology

|February 8, 2014

Summary

This summary is machine-generated.

Brain damage alters body representation, affecting limb movement, navigation, and balance. Rehabilitation uses sensory input to correct distorted body midline and lateral references, improving daily activities.

Keywords:

Body schema Négligence spatiale Représentations spatiales Schéma corporel Spatial neglect Spatial representations

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Area of Science:

Neuroscience
Cognitive Psychology
Rehabilitation Medicine

Background:

Brain hemisphere damage can significantly impair body representation, impacting motor control and spatial awareness.
Spatial neglect, a common consequence, involves distorted egocentric body references, affecting peripersonal space navigation and postural stability.
Understanding these distortions is crucial for developing effective rehabilitation strategies.

Purpose of the Study:

To review and synthesize current knowledge on alterations in body representation following brain hemisphere damage.
To explore the relationship between distorted body schema and functional impairments, including limb movement, navigation, and balance.
To discuss the neural correlates and potential therapeutic interventions for these representational deficits.

Main Methods:

Review of existing literature on body representation, spatial neglect, and neurological damage.
Analysis of studies investigating egocentric and lateral body reference frames.
Examination of neuroimaging and lesion data correlating brain structures with representational distortions.

Main Results:

Egocentric body midline representation is distorted in spatial neglect, showing ipsilesional translation and contralesional tilt.
These distortions correlate with difficulties in egocentric tasks, daily living activities, and postural control.
Lateral body references (e.g., shoulders) are often more severely affected than the body midline, particularly on the contralesional side.

Conclusions:

Brain damage, especially in parietal and somatosensory cortices, leads to complex distortions of the body schema.
These distortions extend beyond simple unawareness of the contralateral body, impacting spatial cognition and motor function.
Sensory modulation techniques show promise in rehabilitation by recalibrating distorted body references.