Epileptic brain network mechanisms and neuroimaging techniques for the brain network

Area of Science:

• Neuroscience
• Neurology
• Medical Imaging

Background:

• Epilepsy is characterized by brain network dysfunction, with specific alterations influencing seizure activity.
• Understanding these network changes is crucial for developing targeted epilepsy therapies.

Purpose of the Study:

• To review advanced neuroimaging and electrophysiological techniques for assessing brain networks in epilepsy.
• To analyze the mechanisms, benefits, limitations, and clinical applications of these techniques.

Main Methods:

• Diffusion tensor imaging (DTI)-based fiber tractography
• Diffusion kurtosis imaging (DKI)-based fiber tractography
• Fiber ball imaging-based tractography
• Electroencephalography (EEG)
• Functional magnetic resonance imaging (fMRI)
• Magnetoencephalography (MEG)
• Positron emission tomography (PET)
• Molecular imaging
• Functional ultrasound (fUS) imaging

Main Results:

• Various techniques offer insights into structural and functional brain networks in epilepsy.
• Each method presents unique advantages and limitations for delineating epileptic networks.
• Emerging technologies and combined approaches enhance our understanding of epilepsy mechanisms.

Conclusions:

• Advanced neuroimaging and electrophysiological methods are vital for understanding epilepsy's brain network basis.
• Personalized virtual epilepsy models and combined techniques can inform surgical decisions.
• Further focus on novel technologies and data analysis will advance precise therapeutic strategies.