Table 1.

Results of bulk-reduction surgery at initial treatment

Patient Age	Route (Approach)	Postsurgical Complications	Brain Tissue Damage	Extent of Surgery (Volume)
2 years	Frontal interhemispheric	Epilepsy	Mesial frontal lobe	<50%
1 year	Anterior transcallosal	Cerebral salt wasting syndrome, slight right hemiparesis, possible cognitive deterioration	Fornix, anterior commissure, right deep frontal, hypothalamus	<50%
3 years	Right frontal transcortical	Hypothalamic dysfunction, body temperature dysregulation, mental deterioration, worsened vision	Right frontal lobe, hypothalamus, visual pathway	~70%
3 years	Frontal interhemispheric	Panhypopituitarism, epilepsy, right visual loss	Optic nerve, chiasm, hypothalamus, stalk, mesial frontal lobe	<50%
3 years	Anterior transcallosal through foramen of Monro	None	None	<50%
7 months	Frontobasal transsylvian	None (total blindness prior to surgery)	Resection of right optic nerve	<50%
5 months	Frontobasal transsylvian	Right visual loss	Right optic nerve and chiasm	<50%