sleepiness,
migraine,
narcolepsy,
night terrors,
sleep apnea,
sleep disorder,
sleep walk,
transient global amnesia,
tias,
delirium,
side effects,
encephalopathy,
aura,
transient ischemic attack,
diagnosis,
headache,
causes Sudden confusion is a common symptom of certain types of seizures, but it is also a symptom that can be caused by one of many seizure imitators.