Spike-and-wave
Spike-and-wave
Spike-and-wave (/spaɪk ænd weɪv/), also known as spike-wave activity or spike-wave complex, is a term used in electroencephalography (EEG) to describe a specific pattern of brain waves. This pattern is typically seen in various types of epilepsy and other neurological disorders.
Etymology
The term "spike-and-wave" is derived from the appearance of the EEG pattern. The "spike" refers to a sudden increase in electrical activity, followed by a "wave" of decreased activity.
Pronunciation
The term is pronounced as "spaɪk ænd weɪv".
Related Terms
- Epilepsy: A neurological disorder marked by sudden recurrent episodes of sensory disturbance, loss of consciousness, or convulsions, associated with abnormal electrical activity in the brain.
- Electroencephalography (EEG): A test that detects electrical activity in your brain using small, metal discs (electrodes) attached to your scalp.
- Neurology: The branch of medicine or biology that deals with the anatomy, functions, and organic disorders of nerves and the nervous system.
- Seizure: A sudden, uncontrolled electrical disturbance in the brain. It can cause changes in your behavior, movements or feelings, and in levels of consciousness.
See Also
- Absence seizure: A type of epilepsy that is characterized by brief, sudden lapses of consciousness.
- Generalized seizures: Seizures that appear to involve all areas of the brain.
- Partial seizure: Seizures that occur in just one part of the brain.
External links
- Medical encyclopedia article on Spike-and-wave
- Wikipedia's article - Spike-and-wave
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