Case 1

Case 2

Sex

Male

Male

Onset of seizure

10 y 3 m

3 y 5 m

Onset of behavioral disorder

Infancy

Infancy

Behavioral symptoms

Lability, aggression, Disinhibitation and impusivity

Lability, aggression, disinhibitation and impusivity

Side of surgery

Left

Right

Preoperative interictal EEG

Occasional spikes and sharp waves over the bilateral frontal area

Occasional small spikes over the right fronto-central areas

Ictal EEG

No ictal spikes

Frequent rhythmic waves over the right frontal areas

Pathological diagnosis

Ganglioglioma

Hippocampal sclerosis & FCD type IA

Seizure outcome*

Class III

Class I

Full scale IQ

Improved

Improved

Verbal IQ

Improved

Improved

Performance IQ

Improved

Improved