Category Archive

Seizures in Youth & Adults

Nocturnal Seizures

August 8, 2011

Nocturnal seizures are usually tonic-clonic. They might occur just after a person has fallen asleep, just before waking, during daytime sleep, or while in a state of drowsiness. People who experience nocturnal seizures may find it difficult to wake up or to stay awake. Although unaware of having had a seizure while asleep, they may…

Musicogenic Seizures

August 8, 2011

A musicogenic seizure is reflex epilepsy triggered by certain types of music or even specific frequencies of pitch for which the person’s brain has a low threshold or tolerance. These sounds trigger focal epileptiform EEG discharges in cerebral areas specific to the triggering stimulus. This usually results in a complex partial seizure, but may also…

Lafora Disease

August 8, 2011

Lafora disease, a severe form of epilepsy, is characterized by seizures and progressive neurological degeneration. It occurs during late childhood or early adolescence. Death usually occurs within 10 years of the first symptoms. This disease is rare in Canada. It is more common in Mediterranean countries, Turkey, India and Iran. For more information about Lafora…

Gelastic Seizures

August 8, 2011

Gelastic seizures are brief outbursts of emotion, usually in the form of a laugh or a cry. They may be accompanied by forced eye movements, chewing or grinding the teeth, tonic posturing, and clonic jerking. The person may appear confused and/or dazed during and after an episode. Gelastic seizures usually last five to 60 seconds.…