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Topic: drug-resistant epilepsy

Seminar
3 seminars

In Clinical Neurology and Machine Learning

Seminar · Electrophysiology

Localisation of Seizure Onset Zone in Epilepsy Using Time Series Analysis of Intracranial Data

Hamid Karimi-Rouzbahani · The University of Queensland

Fri, Oct 11, 2024 · 21:15 UTC

There are over 30 million people with drug-resistant epilepsy worldwide. When neuroimaging and non-invasive neural recordings fail to localise seizure onset zones (SOZ), intracranial recordings become the best chance for localisation and seizure-freedom in those patients. However, intracranial neural activities remain hard to visually discriminate across recording channels, which limits the success of intracranial visual investigations. In this presentation, I present methods which quantify intracranial neural time series and combine them with explainable machine learning algorithms to localis

Seminar · Medical Imaging

Blood-brain barrier dysfunction in epilepsy: Time for translation

Alon Friedman · Dalhousie University

Wed, Feb 28, 2024 · 18:00 UTC

The neurovascular unit (NVU) consists of cerebral blood vessels, neurons, astrocytes, microglia, and pericytes. It plays a vital role in regulating blood flow and ensuring the proper functioning of neural circuits. Among other, this is made possible by the blood-brain barrier (BBB), which acts as both a physical and functional barrier. Previous studies have shown that dysfunction of the BBB is common in most neurological disorders and is associated with neural dysfunction. Our studies have demonstrated that BBB dysfunction results in the transformation of astrocytes through transforming growth

Seminar · Medical Imaging

AI for Multi-centre Epilepsy Lesion Detection on MRI

Sophie Adler

Wed, Mar 1, 2023 · 18:00 UTC

Epilepsy surgery is a safe but underutilised treatment for drug-resistant focal epilepsy. One challenge in the presurgical evaluation of patients with drug-resistant epilepsy are patients considered “MRI negative”, i.e. where a structural brain abnormality has not been identified on MRI. A major pathology in “MRI negative” patients is focal cortical dysplasia (FCD), where lesions are often small or subtle and easily missed by visual inspection. In recent years, there has been an explosion in artificial intelligence (AI) research in the field of healthcare. Automated FCD detection is an area wh