Table 1:

Clinical backgrounds of the 13 patients

Patient No.	Age	Sex	Presentation	Onset PET (months)	Occlusion Site	Cause of Occlusion	Site of Infarct	Infarct Size (mm)
1	46	M	No symptom		R M1 p	Unknown	L corona radiata	29
2	62	M	No symptom		L M1 p	Atherosclerotic	None
3	66	M	No symptom		L M1 p	Atherosclerotic	None
4	62	M	No symptom		L M1 p	Atherosclerotic	R corona radiata	6
5	48	M	Minor stroke	182	L M1 p	Atherosclerotic	L putamen	25
6	44	M	Minor stroke	38	L M1 p	Atherosclerotic	L putamen, corona radiata	29
7	72	M	Minor stroke	1081	L M1 p	Atherosclerotic	L frontal cortex	23
8	63	M	TIA	27	R M1 d	Atherosclerotic	R temporo-occipital cortex	22
9	39	M	TIA	238	R M1 p	Atherosclerotic	None
10	58	M	No symptom		R M1 p	Atherosclerotic	L putamen	4
11	64	F	Minor stroke	129	R M1 p	Atherosclerotic	R internal capsule, corona radiata	5
12	56	F	Minor stroke	273	R M1 p	Atherosclerotic	R corona radiata, frontal subcortex	30
13	69	F	TIA	36	R M1 p	Atherosclerotic	R frontal cortex	10

Note:—TIA indicates transient ischemic attack; L, left; R, right; p, proximal; d, distal.