Related Experiment Video
Updated: Oct 3, 2025
12:09
Network Analysis of the Default Mode Network Using Functional Connectivity MRI in Temporal Lobe Epilepsy
Published on: August 5, 2014
18.2K
Structure and function of language networks in temporal lobe epilepsy
Lawrence P Binding1,2, Debayan Dasgupta2,3, Davide Giampiccolo2,3,4,5
1Department of Computer Science, Centre for Medical Image Computing, University College London, London, UK.
Epilepsia
|February 20, 2022
Summary
Temporal lobe epilepsy (TLE) can alter the brain's language network, potentially causing deficits. Tailored surgeries are crucial to avoid further language decline by protecting critical gray and white matter connections.
Area of Science:
- Neuroscience
- Epileptology
- Neurolinguistics
Background:
- Temporal lobe epilepsy (TLE) is associated with language deficits.
- Language network alterations may precede or result from TLE.
- Temporal lobe resections can exacerbate language impairments.
Purpose of the Study:
- To review structural and functional changes in the TLE language network.
- To highlight the impact of patient characteristics on language function.
- To inform surgical planning for language preservation in TLE.
Main Methods:
- Literature review focusing on TLE and language network organization.
- Analysis of structural and functional neuroimaging studies.
- Discussion of clinical factors influencing language outcomes post-surgery.
Main Results:
- TLE affects both gray and white matter language networks.
- Patient-specific factors (epilepsy side, lesion presence) influence language network integrity.
- Surgical resections can impair or, conversely, improve language function based on network involvement.
Conclusions:
- Understanding TLE's impact on the language network is vital for surgical planning.
- Tailored resections sparing critical language areas and connections are essential.
- Further research into TLE language network plasticity can optimize surgical outcomes.
More Related Videos
Related Concept Videos
01:10Higher Mental Functions of the Brain: Language
1.6K
Language is a system of communication that allows the expression of thoughts, ideas, and feelings. The brain processes language in both hemispheres.
Language formation and comprehension take place in the dominant hemisphere. The dominant hemisphere is responsible for understanding the meaning of spoken, written, or sign language, as well as the ability to communicate. For most people, the left hemisphere is the dominant one. The right hemisphere, then, gives tone and emotional context to the...
Language formation and comprehension take place in the dominant hemisphere. The dominant hemisphere is responsible for understanding the meaning of spoken, written, or sign language, as well as the ability to communicate. For most people, the left hemisphere is the dominant one. The right hemisphere, then, gives tone and emotional context to the...
1.6K
01:27Language and Cognition
491
Language serves as a bridge between ideas and communication, influencing how individuals perceive and interact with the world. Psychologists have long debated whether language shapes thought or vice versa. This discussion gained grip with Edward Sapir and Benjamin Lee Whorf in the 1940s, who proposed that language determines thought, a concept known as linguistic determinism. They suggested that the vocabulary and structure of a language influence how its speakers think and perceive reality.
491
01:15Functional Brain Systems: Limbic System
4.2K
The limbic system, often called the "emotional brain," is a complex set of structures located deep within the brain. The intricate network of the limbic system supports a wide range of psychological functions, from emotional regulation to memory formation and sensory processing. This functional brain region encompasses specific parts of the diencephalon and the cerebrum, integrating the higher mental functions of the cerebral cortex with the primitive emotional responses of the deep brain...
4.2K
01:28Lateralization
575
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.
575
01:21Association Areas of the Cortex
6.6K
Association areas are regions of the cerebral cortex that do not have a specific sensory or motor function. Instead, they integrate and interpret information from various sources to enable higher cognitive processes such as memory, learning, and decision-making. Some key association areas include the following:
Prefrontal Association Area: This area is located in the frontal lobe and is involved in planning, decision-making, and moderating social behavior. It connects with primary motor areas,...
Prefrontal Association Area: This area is located in the frontal lobe and is involved in planning, decision-making, and moderating social behavior. It connects with primary motor areas,...
6.6K
01:24Epilepsy and Seizures: Overview
326
Epilepsy is a chronic neurological disease marked by recurrent, unpredictable seizures. These seizures are caused by abnormal electrical discharges in the brain, leading to behavior, sensation, or consciousness alterations. They can also cause transient impairment of awareness, interfering with daily activities.
Various factors can trigger epilepsy, including genetic factors, brain damage, metabolic causes, and unknown etiology. Diagnosis of epilepsy involves electroencephalography (EEG), which...
Various factors can trigger epilepsy, including genetic factors, brain damage, metabolic causes, and unknown etiology. Diagnosis of epilepsy involves electroencephalography (EEG), which...
326