eMedicine Specialties > Neurology > Electroencephalography and Evoked Potentials

Normal EEG Variants: Multimedia

Author: Roy Sucholeiki, MD, Director, Comprehensive Seizure and Epilepsy Program, The Neurosciences Institute at Central DuPage Hospital
Coauthor(s): Sydney Louis, MB, BCh, MD, Emeritus Professor, Department of Neurology, Brown University School of Medicine
Contributor Information and Disclosures

Updated: Jan 2, 2009

Multimedia

Example of the psychomotor variant (rhythmic harm...Media file 1: Example of the psychomotor variant (rhythmic harmonic theta).
Example of the psychomotor variant (rhythmic harm...

Example of the psychomotor variant (rhythmic harmonic theta).

Example of mu waveforms.Media file 2: Example of mu waveforms.
Example of mu waveforms.

Example of mu waveforms.

Artifact produced by tongue movement. The person ...Media file 3: Artifact produced by tongue movement. The person was asked to say LILT, which caused the waves to slightly undulate.
Artifact produced by tongue movement. The person ...

Artifact produced by tongue movement. The person was asked to say LILT, which caused the waves to slightly undulate.

Example of EEG chewing artifact.Media file 4: Example of EEG chewing artifact.
Example of EEG chewing artifact.

Example of EEG chewing artifact.

EEG artifact of eye blinking.Media file 5: EEG artifact of eye blinking.
EEG artifact of eye blinking.

EEG artifact of eye blinking.

More on Normal EEG Variants

References

References

  1. Blume WT, Kaibara M. Atlas of Pediatric Electroencephalography. 2nd ed. Philadelphia: Lippincott-Raven; 1999.

  2. Fisch B. Fisch and Spehlmann's EEG Primer. 3rd ed. Amsterdam: Elsevier; 1999.

  3. Ioannides AA, Poghosyan V, Dammers J, Streit M. Real-time neural activity and connectivity in healthy individuals and schizophrenia patients. Neuroimage. Oct 2004;23(2):473-82. [Medline].

  4. Johns Hopkins. Pacemakers for the brain. Johns Hopkins Med Lett Health After 50. Sep 2004;17(7):1-2. [Medline].

  5. Niedermeyer E, Lopes da Silva F. Electroencephalography: Basic Principles, Clinical Applications, and Related Fields. 5th ed. 1993.

  6. Stern JM, Engel J. An Atlas of EEG Patterns. Philadelphia: Lippincott Williiam & Wilkins; 2004.

  7. EEG on DVD: Adult [book on CD-ROM]. ed. Demos Medical Publishing; 2007. Brenner R.

Further Reading

Keywords

electroencephalography, EEG, variant waveform, psychomotor variant, rhythmic harmonic theta, mu, rhythm en arceau, wicket rhythm, 14- and 6-Hz waves, small sharp spikes of sleep, SSS, 6-Hz spike and wave, phantom spike and wave, wicket spikes, subclinical rhythmic EEG discharges, rhythmic midline theta

Contributor Information and Disclosures

Author

Roy Sucholeiki, MD, Director, Comprehensive Seizure and Epilepsy Program, The Neurosciences Institute at Central DuPage Hospital
Roy Sucholeiki, MD is a member of the following medical societies: American Academy of Neurology, American Epilepsy Society, and American Neuropsychiatric Association
Disclosure: Nothing to disclose.

Coauthor(s)

Sydney Louis, MB, BCh, MD, Emeritus Professor, Department of Neurology, Brown University School of Medicine
Sydney Louis, MB, BCh, MD is a member of the following medical societies: American Academy of Neurology
Disclosure: Nothing to disclose.

Medical Editor

Ramon Diaz-Arrastia, MD, PhD, Assistant Professor, Department of Neurology, Comprehensive Epilepsy Center, University of Texas Southwestern
Ramon Diaz-Arrastia, MD, PhD is a member of the following medical societies: Alpha Omega Alpha, American Academy of Neurology, New York Academy of Sciences, and Phi Beta Kappa
Disclosure: Nothing to disclose.

Pharmacy Editor

Francisco Talavera, PharmD, PhD, Senior Pharmacy Editor, eMedicine
Disclosure: eMedicine Salary Employment

Managing Editor

Norberto Alvarez, MD, Assistant Professor, Department of Neurology, Harvard Medical School; Consulting Staff, Department of Neurology, Boston Children's Hospital
Norberto Alvarez, MD is a member of the following medical societies: American Academy of Neurology, American Epilepsy Society, and Child Neurology Society
Disclosure: Nothing to disclose.

CME Editor

Selim R Benbadis, MD, Professor, Director of Comprehensive Epilepsy Program, Departments of Neurology and Neurosurgery, University of South Florida School of Medicine, Tampa General Hospital
Selim R Benbadis, MD is a member of the following medical societies: American Academy of Neurology, American Academy of Sleep Medicine, American Clinical Neurophysiology Society, American Epilepsy Society, and American Medical Association
Disclosure: Nothing to disclose.

Chief Editor

Selim R Benbadis, MD, Professor, Director of Comprehensive Epilepsy Program, Departments of Neurology and Neurosurgery, University of South Florida School of Medicine, Tampa General Hospital
Selim R Benbadis, MD is a member of the following medical societies: American Academy of Neurology, American Academy of Sleep Medicine, American Clinical Neurophysiology Society, American Epilepsy Society, and American Medical Association
Disclosure: Nothing to disclose.

 
 
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