A systematic review using PRISMA criteria was used to review the literature regarding the specific semiology of seizure arising (a) from the temporal pole or (b) from both medial and lateral temporal cortex. Evidence was analyzed with regard to information provided by intracranial EEG recordings and surgical outcomes, and an estimation of validity of reported signs and symptoms was performed. Semiology of seizures originating from the temporal pole was mostly related to diverse patterns of ictal spread rather than to the localization of seizure origin and comprised a wide variety of early signs and symptoms. Seizures with rapid involvement of temporo-medial and temporo-lateral cortex were intermediate in semiology between medial and lateral onset seizures and may have more frequently early automatisms and early vocalization than seizures arising from temporo-medial or temporo-lateral cortex only. Results of this review are discussed as to limiting factors of origin-based analyses for the understanding of seizure semiology.
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http://dx.doi.org/10.1002/epd2.20329 | DOI Listing |
Epileptic Disord
March 2025
Freiburg Epilepsy Center, Member of the ERN EpiCARE, Faculty of Medicine, University of Freiburg, Freiburg, Germany.
A systematic review using PRISMA criteria was used to review the literature regarding the specific semiology of seizure arising (a) from the temporal pole or (b) from both medial and lateral temporal cortex. Evidence was analyzed with regard to information provided by intracranial EEG recordings and surgical outcomes, and an estimation of validity of reported signs and symptoms was performed. Semiology of seizures originating from the temporal pole was mostly related to diverse patterns of ictal spread rather than to the localization of seizure origin and comprised a wide variety of early signs and symptoms.
View Article and Find Full Text PDFSci Rep
March 2025
Epilepsy Center Department of Neurology, University Hospital Erlangen, Erlangen, Germany.
The value of stimulation-induced seizures for multimodal determination of the epileptogenic zone in preoperative epilepsy diagnostics has not yet been sufficiently investigated. Patients with focal pharmacorefractory epilepsy who underwent invasive electroencephalography with cortical 50 Hz stimulation at the Epilepsy Center Erlangen between 2018 and 2023, had at least one stimulation-induced seizure, underwent resective epilepsy surgery, and had a postoperative follow-up ≥ 1 year were analyzed. 20 patients were included, 11 (55.
View Article and Find Full Text PDFAnnu Int Conf IEEE Eng Med Biol Soc
July 2024
Epileptic seizures are clearly characterized by their displayed behavior, the semiology, which is used in diagnosis and classification as a base for therapy. This article presents a novel 4K 3D video recording and reviewing system for epilepsy monitoring, introducing a novel perspective and allowing continuous recording and review of 3D videos in the epilepsy monitoring unit (EMU), providing significantly more detail than the current clinical systems, which can lead to the recognition of more Movements of Interest (MOIs) and may reduce inter-rater variability. To put the system to an initial test in clinical practice the article presents three real-world examples of subtle MOIs, that could only be appreciated on the 4K-video, but not on the VGA-video, recorded as part of the clinical routine.
View Article and Find Full Text PDFAnnu Int Conf IEEE Eng Med Biol Soc
July 2024
Accurate classification of epileptic seizure types through seizure semiology analysis demands significant clinical expertise. While previous studies have employed various action recognition modules, the scarcity of labeled clinical videos has hindered the deployment of larger models. In this study, we explore unlabeled data to pretrain a transformer-based model with contrastive loss, taking advantage of the information that circumvents the need for additional annotation from medical professionals.
View Article and Find Full Text PDFEpileptic Disord
March 2025
Comprehensive Epilepsy Center, Northwestern Memorial Hospital, Chicago, Illinois, USA.
We performed a systematic review of the localization value of ictal mimic automatisms-including gelastic, dacrystic, fearful, ritualistic, and kissing semiology-in focal epilepsy. We performed a comprehensive literature search (Medline, EMBASE, Cochrane, Scopus) for patient-level studies, following a PRISMA and QUADAS2 approach. Patients with focal epilepsy displaying mimic automatism, defined as "stereotyped mimicry or behavior that resembles the usual way one expresses oneself to reflect an affect and that is not accompanied by the corresponding emotion" were included.
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