Patient no.* | Age (y) | Sex | Clinical history | Vascular findings† | Collateral circulation‡ | Time after onset§ |
---|---|---|---|---|---|---|
1 | 65 | M | Stroke | Left ICA occlusion | P com | 1.5 y |
2 | 69 | M | TIA | Left ICA occlusion | A com | 5 mo |
3 | 72 | F | TIA | Left MCA and ICA stenosis‖ | (—) | 3 mo |
4 | 59 | F | TIA | Right MCA stenosis | (—) | 1.3 y |
5 | 69 | M | Stroke | Left ICA stenosis | P com | 2 wk |
6 | 54 | M | Stroke | Right ICA stenosis | A com | 1 y |
7 | 66 | M | TIA | Right ICA occlusion | A com | 1.5 mo |
8 | 57 | F | Retinopathy | Right ICA occlusion | A com | 4 mo |
9 | 69 | M | Stroke | Right ICA occlusion | P com, Oph | >3 y |
10 | 71 | M | Stroke | Right ICA occlusion | A com, P com, Oph | 1 y |
11 | 51 | F | Stroke | Left MCA stenosis | (—) | 6.5 y |
12 | 56 | M | Stroke | Left ICA occlusion | A com | 2.5 mo |
13 | 66 | M | Stroke | Left MCA occlusion | P com, ECA | 2 wk |
14 | 69 | M | Stroke | Right ICA occlusion | ECA | 6 y |
15 | 74 | M | Stroke | Left ICA occlusion | A com, P com | 1 mo |
16 | 74 | M | Stroke | Right ICA stenosis | (—) | 6.5 mo |
↵* Group A = patients 1–8; group B = patients 9–16.
↵ † Findings observed in conventional angiography and MR angiography.
↵ ‡ Collateral arteries are listed for patients with major arterial occlusion.
↵ § Interval between neurologic onset and PET study.
↵ ‖ Severe stenosis in middle cerebral artery with mild stenosis in internal carotid artery.
A com = anterior communicating artery; P com = posterior communicating artery; Oph = ophthalmic artery; ECA = external carotid artery.