Continuous spikes and waves during sleep (CSWS) is a rare epileptic encephalopathy of childhood characterized by seizures, an electroencephalographic (EEG) pattern of electrical status epilepticus in sleep (ESES) and neurocognitive regression in at least 2 domains of development.
Other condition names
CSWS
CSWSS syndrome
Continuous spikes and waves during slow-wave sleep
Epileptic encephalopathy with continuous spike-and-wave during slow sleep