Periodic EEG patterns: importance of their recognition and clinical significance
Periodic electroencephalographic (EEG) patterns consist of discharges usually epileptiform in appearance, which occur at regular intervals, in critical patients. They are commonly classified as periodic lateralized epileptiform discharges (PLEDs), bilateral independent PLEDs or BIPLEDs, generalized...
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| Format: | Article |
| Language: | English |
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Thieme Revinter Publicações
2012-02-01
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| Series: | Arquivos de Neuro-Psiquiatria |
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| Online Access: | http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0004-282X2012000200014&lng=en&tlng=en |
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| author | Maria Emilia Cosenza Andraus Cesar Fantezia Andraus Soniza Vieira Alves-Leon |
| author_facet | Maria Emilia Cosenza Andraus Cesar Fantezia Andraus Soniza Vieira Alves-Leon |
| author_sort | Maria Emilia Cosenza Andraus |
| collection | DOAJ |
| description | Periodic electroencephalographic (EEG) patterns consist of discharges usually epileptiform in appearance, which occur at regular intervals, in critical patients. They are commonly classified as periodic lateralized epileptiform discharges (PLEDs), bilateral independent PLEDs or BIPLEDs, generalized epileptiform discharges (GPEDs) and triphasic waves. Stimulus-induced rhythmic, periodic or ictal discharges (SIRPIDs) are peculiar EEG patterns, which may be present as periodic discharges. The aim of this study is to make a review of the periodic EEG patterns, emphasizing the importance of their recognition and clinical significance. The clinical significance of the periodic EEG patterns is uncertain, it is related to a variety of etiologies, and many authors suggest that these patterns are unequivocally epileptogenic in some cases. Their recognition and classification are important to establish an accurate correlation between clinical, neurological, laboratorial and neuroimaging data with the EEG results. |
| format | Article |
| id | doaj-art-d52fcbef8c2645cba2b84db73f0c56fe |
| institution | DOAJ |
| issn | 1678-4227 |
| language | English |
| publishDate | 2012-02-01 |
| publisher | Thieme Revinter Publicações |
| record_format | Article |
| series | Arquivos de Neuro-Psiquiatria |
| spelling | doaj-art-d52fcbef8c2645cba2b84db73f0c56fe2025-08-20T03:19:42ZengThieme Revinter PublicaçõesArquivos de Neuro-Psiquiatria1678-42272012-02-0170214515110.1590/S0004-282X2012000200014S0004-282X2012000200014Periodic EEG patterns: importance of their recognition and clinical significanceMaria Emilia Cosenza Andraus0Cesar Fantezia Andraus1Soniza Vieira Alves-Leon2Santa Casa de Misericórdia do Rio de JaneiroUniversidade Federal do Rio de JaneiroUniversidade Federal do Rio de JaneiroPeriodic electroencephalographic (EEG) patterns consist of discharges usually epileptiform in appearance, which occur at regular intervals, in critical patients. They are commonly classified as periodic lateralized epileptiform discharges (PLEDs), bilateral independent PLEDs or BIPLEDs, generalized epileptiform discharges (GPEDs) and triphasic waves. Stimulus-induced rhythmic, periodic or ictal discharges (SIRPIDs) are peculiar EEG patterns, which may be present as periodic discharges. The aim of this study is to make a review of the periodic EEG patterns, emphasizing the importance of their recognition and clinical significance. The clinical significance of the periodic EEG patterns is uncertain, it is related to a variety of etiologies, and many authors suggest that these patterns are unequivocally epileptogenic in some cases. Their recognition and classification are important to establish an accurate correlation between clinical, neurological, laboratorial and neuroimaging data with the EEG results.http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0004-282X2012000200014&lng=en&tlng=eneletroencefalografiaPLEDsBIPLEDsGPEDsondas trifásicasSIRPIDs |
| spellingShingle | Maria Emilia Cosenza Andraus Cesar Fantezia Andraus Soniza Vieira Alves-Leon Periodic EEG patterns: importance of their recognition and clinical significance Arquivos de Neuro-Psiquiatria eletroencefalografia PLEDs BIPLEDs GPEDs ondas trifásicas SIRPIDs |
| title | Periodic EEG patterns: importance of their recognition and clinical significance |
| title_full | Periodic EEG patterns: importance of their recognition and clinical significance |
| title_fullStr | Periodic EEG patterns: importance of their recognition and clinical significance |
| title_full_unstemmed | Periodic EEG patterns: importance of their recognition and clinical significance |
| title_short | Periodic EEG patterns: importance of their recognition and clinical significance |
| title_sort | periodic eeg patterns importance of their recognition and clinical significance |
| topic | eletroencefalografia PLEDs BIPLEDs GPEDs ondas trifásicas SIRPIDs |
| url | http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0004-282X2012000200014&lng=en&tlng=en |
| work_keys_str_mv | AT mariaemiliacosenzaandraus periodiceegpatternsimportanceoftheirrecognitionandclinicalsignificance AT cesarfanteziaandraus periodiceegpatternsimportanceoftheirrecognitionandclinicalsignificance AT sonizavieiraalvesleon periodiceegpatternsimportanceoftheirrecognitionandclinicalsignificance |