Abstract:
OBJECTIVE:There are limited data on the indications for the use of chronic invasive electroencephalography (EEG) monitoring (IEM) for pediatric epilepsy surgery. METHODS:We retrospectively studied 102 children who underwent intracranial monitoring to map critical cortex, localize the epileptogenic region, or resolve divergent findings. We assessed IEM utility based on changes to the resection plan following analysis of noninvasive data. RESULTS:IEM was judged useful in 87% of cases and had greatest utility for resolving discordant data and localizing extratemporal and multilobar epileptogenic zones. IEM data were least useful for seizure onset in the temporal lobe and had little utility for direct cortical stimulation mapping unless functional magnetic resonance imaging (fMRI) revealed atypical language representation or the epileptogenic zone was in proximity to critical cortex. SIGNIFICANCE:IEM utility was demonstrated for a majority of cases with well-defined indications. The method of assessing utility will facilitate multicentric studies toward developing future consensus and practice guidelines.
journal_name
Epilepsiajournal_title
Epilepsiaauthors
Brna P,Duchowny M,Resnick T,Dunoyer C,Bhatia S,Jayakar Pdoi
10.1111/epi.12983subject
Has Abstractpub_date
2015-07-01 00:00:00pages
1065-70issue
7eissn
0013-9580issn
1528-1167journal_volume
56pub_type
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