Generalized seizure activity that occurs without tonic-clonic movements; Can therefore be hard to detect
Risk Factors
Most commonly related to underlying seizure disorder
Other contributors include anything that insults the cortex: infection (systemic or CNS), hypoglycemia, hyponatremia, trauma, tumor, stroke, Alzheimers disease, other structural brain disorders, meds, severe illness (in particular, sepsis), substances of above, other toxic/metabolic conditions
Symptoms
Waxing and waning level of alertness
Confusion that persists
New onset inability to follow commands
Overall, can be much more subtle than generalized seizure