brain spike-and-wave discharge measurement brain spike-and-wave discharge frequency 2013-07-30T17:05:38Z CMO:0001742 JSmith Measurement of the number of individual spike-and-wave discharge cycles occurring per second. A spike-and-wave discharge is a series of regular, symmetrical, generalized abnormal electrical discharges in the brain, the portion of the central nervous system enclosed within the cranium which is composed of gray matter and white matter and is the primary center for the regulation and control of bodily activities, receiving and interpreting sensory impulses, and transmitting information to the muscles and body organs. VT:0010557 brain SWD frequency brain spike-wave activity frequency brain spike-wave discharge frequency clinical_measurement_ontology