nonconvulsive status epilepticusnon convulsive status epilepticussubclinical status epilepticuspartial status epilepticuslacosamide status epilepticusstatus epilepticus behandlingsuper refractory status epilepticusstatus epilepticus in pregnancyabsence status epilepticusepilepsy status epilepticuspediatric status epilepticusdefine status epilepticus