SPIKE-AND-WAVE DISCHARGES By N., Pam M.S. - April 13, 2013 a brain wave pattern on an EEC typical of absence seizures. There is a sharp spike followed by a low amplitude delta wave. It is a brain wave pattern. SPIKE-AND-WAVE DISCHARGES: "Spike and wave discharges occur at 3 per second." Related Psychology Terms SYNCHRONIZATION STAGE 4 SLEEP KAPPA WAVE STAGE 3 SLEEP RHYTHM GAMMA WAVE SPIKE-WAVE ACTIVITY GENERALIZED SEIZURE BURST-PAUSE FIRING BETA WAVE Cite this page: N., Pam M.S., "SPIKE-AND-WAVE DISCHARGES," in PsychologyDictionary.org, April 13, 2013, https://psychologydictionary.org/spike-and-wave-discharges/ (accessed April 20, 2021).