TABLE 2:

Preprocedure MR findings

Case No./Sex/Age (y)	Side of Lesion	Area of High Signal Intensity	DW Imaging	PW Imaging			Perfusion-Diffusion Mismatch
Case No./Sex/Age (y)	Side of Lesion	Area of High Signal Intensity	DW Imaging	rMTT	rCBV	rCBF	Perfusion-Diffusion Mismatch
1/F/83	L	CP	Small abnormality	Delay	Small decrease	Small reduction	Small
2/M/65	L	DBZ, CF	Small abnormality	Delay	Small decrease	Small reduction	Small
3/M/69	L	BG	Small abnormality	Delay	Large decrease	Large reduction	Large
4/M/60	L	None	Normal	Delay	Large decrease	Large reduction	Large
5/M/68	R	None	Normal	Delay	Large decrease	Large reduction	Large
6/M/28	R	DBZ, CF	Small abnormality	Delay	Large decrease	Large reduction	Large
7/M/78	R	SBZ, CF	Small abnormality	Delay	Small decrease	Small reduction	Small
8/M/83	R	None	Normal	Delay	Large decrease	Large reduction	Large
9/M/66	R	DBZ, CF	Small abnormality	Delay	Large decrease	Large reduction	Large
10/F/86	L	SBZ, DBZ	Small abnormality	Delay	Large decrease	Large reduction	Large
11/M/69	R	DBZ, CP	Small abnormality	Delay	Small decrease	Small reduction	Small
12/M/68	R	SBZ	Small abnormality	Delay	Small decrease	Small reduction^*	Small
13/F/74	R	DBZ, CF	Small abnormality	Delay	Small decrease	Small reduction	Small
14/F/69	L	DBZ	Small abnormality	Delay	Small decrease	Small reduction	Small
15/M/82	L	CF	Small abnormality	Delay	Small decrease	Small reduction	Small
16/M/62	L	DBZ	Small abnormality	Delay	Large decrease	Large reduction	Large
17/M/79	R	DBZ	Small abnormality	Delay	Small decrease	Small reduction	Small

Note.—CP indicates cortex of the parietal lobe; DBZ, deep border zone; CF, cortex of the frontal lobe; BG, basal ganglia; SBZ, superficial border zone.
* Contralateral ICA stenosis.