Table 1.

Clinical features of the patients

Saccular aneurysm group	Case	Sex/Age (y)	Intracranial hemorrhage	Aneurysm location	DSA	Wide neck	Modes of embolization
	1	F/43	SAH	Anterior communicating artery	Right MMS	No	Coil
	2	M/57	SAH	Anterior communicating artery	Right MMS	Yes	Coil
	3	M/67	SAH	Anterior communicating artery	Left MMS	No	Coil
	4	M/27	SAH	Left ophthalmic artery	Right MMS	No	Coil
	5	M/61	SAH+IVH	Right posterior communicating artery	Right MMS	No	Coil
	6	F/44	SAH	Left posterior inferior cerebellar artery	MMD	Yes	Stent+Coil
	7	F/47	SAH	Basilar artery tip	MMD	No	Coil
	8	M/32	SAH	Basilar artery tip	MMD	No	Coil
	9	M/38	SAH	Pontine branch of the basilar artery	MMD	No	Unsuccessful
	10	M/55	SAH	Right posterior cerebral artery	MMD	No	Coil
Pseudo- aneurysm group	1	F/39	IVH	Left anterior choroidal artery	MMD	No	Parent artery occlusion
	2	M/51	IVH	Left distal middle cerebral artery	Right MMS	No	Parent artery occlusion
	3	F/47	ICH	Perforating branch of left middle cerebral artery	MMD	No	Unsuccessful
F: female, M: male, SAH: subarachnoid hemorrhage, IVH: intraventricular hemorrhage, ICH: intracerebral hemorrhage, MMS: moyamoya syndrome, MMD: moyamoya disease.