High-frequency oscillations: The state of clinical research

Update on the mechanisms and roles of high-frequency oscillations in seizures and epileptic disorders

(2017) Premysl Jiruska et al.   EPILEPSIA

Detectability of Fast Ripples (>250 Hz) on the Scalp EEG: A Proof-of-Principle Study with Subdermal Electrodes

(2016) Francesca Pizzo et al.   BRAIN TOPOGRAPHY

Detection and Magnetic Source Imaging of Fast Oscillations (40–160 Hz) Recorded with Magnetoencephalography in Focal Epilepsy Patients

(2016) Nicolás von Ellenrieder et al.   BRAIN TOPOGRAPHY

The relationship between seizures, interictal spikes and antiepileptic drugs

(2016) Irina I. Goncharova et al.   CLINICAL NEUROPHYSIOLOGY

Neuromagnetic high-frequency oscillations correlate with seizure severity in absence epilepsy

(2016) Lu Tang et al.   CLINICAL NEUROPHYSIOLOGY

Relationships between interictal epileptic spikes and ripples in surface EEG

(2016) Nicole van Klink et al.   CLINICAL NEUROPHYSIOLOGY

Identification of epileptic high frequency oscillations in the time domain by using MEG beamformer-based virtual sensors

(2016) Nicole van Klink et al.   CLINICAL NEUROPHYSIOLOGY

Scalp-recorded high-frequency oscillations in atypical benign partial epilepsy

(2016) Ping Qian et al.   CLINICAL NEUROPHYSIOLOGY

High frequency oscillations are less frequent but more specific to epileptogenicity during rapid eye movement sleep

(2016) Rie Sakuraba et al.   CLINICAL NEUROPHYSIOLOGY

The morphology of high frequency oscillations (HFO) does not improve delineating the epileptogenic zone

(2016) Sergey Burnos et al.   CLINICAL NEUROPHYSIOLOGY

Interictal high-frequency oscillations generated by seizure onset and eloquent areas may be differentially coupled with different slow waves

(2016) Yutaka Nonoda et al.   CLINICAL NEUROPHYSIOLOGY

The identification of distinct high-frequency oscillations during spikes delineates the seizure onset zone better than high-frequency spectral power changes

(2016) Julia Jacobs et al.   CLINICAL NEUROPHYSIOLOGY

When spikes are symmetric, ripples are not: Bilateral spike and wave above 80 Hz in focal and generalized epilepsy

(2016) Francesca Pizzo et al.   CLINICAL NEUROPHYSIOLOGY

Ripples on rolandic spikes: A marker of epilepsy severity

(2016) Nicole E. C. van Klink et al.   EPILEPSIA

Interaction with slow waves during sleep improves discrimination of physiologic and pathologic high-frequency oscillations (80-500 Hz)

(2016) Nicolás von Ellenrieder et al.   EPILEPSIA

EEG desynchronization during phasic REM sleep suppresses interictal epileptic activity in humans

(2016) Birgit Frauscher et al.   EPILEPSIA

Significance of Very-High-Frequency Oscillations (Over 1,000Hz) in Epilepsy

(2015) Naotaka Usui et al.   ANNALS OF NEUROLOGY

Facilitation of epileptic activity during sleep is mediated by high amplitude slow waves

(2015) Birgit Frauscher et al.   BRAIN

High-frequency EEG activity in epileptic encephalopathy with suppression-burst

(2015) Yoshihiro Toda et al.   BRAIN & DEVELOPMENT

Identification of seizure onset zone and preictal state based on characteristics of high frequency oscillations

(2015) Urszula Malinowska et al.   CLINICAL NEUROPHYSIOLOGY

Pathologic substrates of focal epilepsy influence the generation of high-frequency oscillations

(2015) Taissa Ferrari-Marinho et al.   EPILEPSIA

Dynamic preictal relations in FCD type II: Potential for early seizure detection in focal epilepsy

(2015) Yosuke Sato et al.   EPILEPSY RESEARCH

Scalp high frequency oscillations (HFOs) in absence epilepsy: An independent component analysis (ICA) based approach

(2015) Ganne Chaitanya et al.   EPILEPSY RESEARCH

High-frequency oscillations in epilepsy and surgical outcome. A meta-analysis

(2015) Yvonne Höller et al.   Frontiers in Human Neuroscience

Residual fast ripples in the intraoperative corticogram predict epilepsy surgery outcome

(2015) Maryse A. van 't Klooster et al.   NEUROLOGY

High frequency oscillations in the intra-operative ECoG to guide epilepsy surgery (“The HFO Trial”): study protocol for a randomized controlled trial

(2015) Maryse A. van ’t Klooster et al.   Trials

Different mechanisms of ripple-like oscillations in the human epileptic subiculum

(2014) Catalina Alvarado-Rojas et al.   ANNALS OF NEUROLOGY

A storm of fast (40-150Hz) oscillations during hypsarrhythmia in West syndrome

(2014) Katsuhiro Kobayashi et al.   ANNALS OF NEUROLOGY

Low- and high-frequency oscillations reveal distinct absence seizure networks

(2014) Jeffrey R. Tenney et al.   ANNALS OF NEUROLOGY

Localization of Epileptogenic Zone on Pre-surgical Intracranial EEG Recordings: Toward a Validation of Quantitative Signal Analysis Approaches

(2014) Ralph G. Andrzejak et al.   BRAIN TOPOGRAPHY

High frequency oscillations in intra-operative electrocorticography before and after epilepsy surgery

(2014) N.E.C. van Klink et al.   CLINICAL NEUROPHYSIOLOGY

Resection of individually identified high-rate high-frequency oscillations region is associated with favorable outcome in neocortical epilepsy

(2014) Jounhong Ryan Cho et al.   EPILEPSIA

The spatial and signal characteristics of physiologic high frequency oscillations

(2014) Rafeed Alkawadri et al.   EPILEPSIA

Preictal surrender of post-spike slow waves to spike-related high-frequency oscillations (80-200 Hz) is associated with seizure initiation

(2014) Yosuke Sato et al.   EPILEPSIA

Interictal high frequency oscillations correlating with seizure outcome in patients with widespread epileptic networks in tuberous sclerosis complex

(2014) Tohru Okanishi et al.   EPILEPSIA

Epileptic scalp ripples are associated with corticothalamic BOLD changes

(2014) Firas Fahoum et al.   EPILEPSIA

Temporal and spatial characteristics of high frequency oscillations as a new biomarker in epilepsy

(2014) Matthias Dümpelmann et al.   EPILEPSIA

Dynamic magnetic source imaging of absence seizure initialization and propagation: A magnetoencephalography study

(2014) Ailiang Miao et al.   EPILEPSY RESEARCH

Size of cortical generators of epileptic interictal events and visibility on scalp EEG

(2014) Nicolás von Ellenrieder et al.   NEUROIMAGE

Scalp EEG is not a Blur: It Can See High Frequency Oscillations Although Their Generators are Small

(2013) R. Zelmann et al.   BRAIN TOPOGRAPHY

Intracerebrally recorded high frequency oscillations: Simple visual assessment versus automated detection

(2013) Martin Pail et al.   CLINICAL NEUROPHYSIOLOGY

Continuous High Frequency Activity: A peculiar SEEG pattern related to specific brain regions

(2013) Federico Melani et al.   CLINICAL NEUROPHYSIOLOGY

Etomidate activates epileptic high frequency oscillations

(2013) S. Rampp et al.   CLINICAL NEUROPHYSIOLOGY

Differentiation of specific ripple patterns helps to identify epileptogenic areas for surgical procedures

(2013) Karolin Kerber et al.   CLINICAL NEUROPHYSIOLOGY

High frequency oscillations mirror disease activity in patients with focal cortical dysplasia

(2013) Karolin Kerber et al.   EPILEPSIA

High-frequency oscillations, extent of surgical resection, and surgical outcome in drug-resistant focal epilepsy

(2013) Claire Haegelen et al.   EPILEPSIA

Occurrence of scalp-fast oscillations among patients with different spiking rate and their role as epileptogenicity marker

(2013) Federico Melani et al.   EPILEPSY RESEARCH

Pathological and physiological high-frequency oscillations in focal human epilepsy

(2013) Andrew Matsumoto et al.   JOURNAL OF NEUROPHYSIOLOGY

Ripple classification helps to localize the seizure-onset zone in neocortical epilepsy

(2012) Shuang Wang et al.   EPILEPSIA

Epileptic high-frequency oscillations in intraoperative electrocorticography: The effect of propofol

(2012) Maeike Zijlmans et al.   EPILEPSIA

Resection of ictal high-frequency oscillations leads to favorable surgical outcome in pediatric epilepsy

(2012) Hisako Fujiwara et al.   EPILEPSIA

Ictal high-frequency oscillations on scalp EEG recordings in symptomatic West syndrome

(2012) Yoshiko Iwatani et al.   EPILEPSY RESEARCH

Recording and analysis techniques for high-frequency oscillations

(2012) G.A. Worrell et al.   PROGRESS IN NEUROBIOLOGY

High-frequency oscillations (HFOs) in clinical epilepsy

(2012) J. Jacobs et al.   PROGRESS IN NEUROBIOLOGY

Time–frequency analysis of single pulse electrical stimulation to assist delineation of epileptogenic cortex

(2011) Maryse A. van 't Klooster et al.   BRAIN

Imaging the seizure onset zone with stereo-electroencephalography

(2011) Olivier David et al.   BRAIN

Contact size does not affect high frequency oscillation detection in intracerebral EEG recordings in a rat epilepsy model

(2011) Claude-Édouard Châtillon et al.   CLINICAL NEUROPHYSIOLOGY

Clinical significance of ictal high frequency oscillations in medial temporal lobe epilepsy

(2011) Naotaka Usui et al.   CLINICAL NEUROPHYSIOLOGY

A comparison between detectors of high frequency oscillations

(2011) R. Zelmann et al.   CLINICAL NEUROPHYSIOLOGY

High-frequency oscillations in idiopathic partial epilepsy of childhood

(2011) Katsuhiro Kobayashi et al.   EPILEPSIA

Identification of reproducible ictal patterns based on quantified frequency analysis of intracranial EEG signals

(2011) Vadym Gnatkovsky et al.   EPILEPSIA

Spontaneous and visually driven high-frequency oscillations in the occipital cortex: Intracranial recording in epileptic patients

(2011) Tetsuro Nagasawa et al.   HUMAN BRAIN MAPPING

Interictal scalp fast oscillations as a marker of the seizure onset zone

(2011) L. P. Andrade-Valenca et al.   NEUROLOGY

Ictal and interictal high frequency oscillations in patients with focal epilepsy

(2010) Maeike Zijlmans et al.   CLINICAL NEUROPHYSIOLOGY

Scalp-recorded high-frequency oscillations in childhood sleep-induced electrical status epilepticus

(2010) Katsuhiro Kobayashi et al.   EPILEPSIA

MEG correlates of epileptic high gamma oscillations in invasive EEG

(2010) Stefan Rampp et al.   EPILEPSIA

Topographic movie of intracranial ictal high-frequency oscillations with seizure semiology: Epileptic network in Jacksonian seizures

(2010) Tomoyuki Akiyama et al.   EPILEPSIA

High frequency oscillations in intracranial EEGs mark epileptogenicity rather than lesion type

(2009) Julia Jacobs et al.   BRAIN

Pitfalls of high-pass filtering for detecting epileptic oscillations: A technical note on “false” ripples

(2009) C.G. Bénar et al.   CLINICAL NEUROPHYSIOLOGY

High frequency oscillations (80-500 Hz) in the preictal period in patients with focal seizures

(2009) Julia Jacobs et al.   EPILEPSIA

High frequency oscillations and seizure frequency in patients with focal epilepsy

(2009) Maeike Zijlmans et al.   EPILEPSY RESEARCH

Spectral analysis of EEG gamma rhythms associated with tonic seizures in Lennox–Gastaut syndrome

(2009) Katsuhiro Kobayashi et al.   EPILEPSY RESEARCH

High-frequency oscillations mirror disease activity in patients with epilepsy

(2009) M. Zijlmans et al.   NEUROLOGY

Epileptogenicity of brain structures in human temporal lobe epilepsy: a quantified study from intracerebral EEG

(2008) Fabrice Bartolomei et al.   BRAIN

Ripples in the medial temporal lobe are relevant for human memory consolidation

(2008) N. Axmacher et al.   BRAIN

Spectral characteristics of EEG gamma rhythms associated with epileptic spasms

(2008) Takushi Inoue et al.   BRAIN & DEVELOPMENT

Interictal high-frequency oscillations (80-500 Hz) are an indicator of seizure onset areas independent of spikes in the human epileptic brain

(2008) Julia Jacobs et al.   EPILEPSIA

Spatial localization and time-dependant changes of electrographic high frequency oscillations in human temporal lobe epilepsy

(2008) Houman Khosravani et al.   EPILEPSIA

Effect of sleep stage on interictal high-frequency oscillations recorded from depth macroelectrodes in patients with focal epilepsy

(2008) Andrew P. Bagshaw et al.   EPILEPSIA

Fast oscillations associated with interictal spikes localize the epileptogenic zone in patients with partial epilepsy

(2007) Adrian G. Guggisberg et al.   NEUROIMAGE