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MRI Brain T-2 FLAIR sequence showing the bilateral occipital infarcts.
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F1
Lacunar infarcts in right frontal, basal ganglia and left thalamus (Figure 1).
Right vertebral artery.
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F2
The catheter four vessel cerebral angiogram revealed 75-80% stenosis of right vertebral artery at the C6 level and 40-45% long segment of stenosis at the origin (Figure 2) and 85-90% stenosis at the origin of left vertebral artery and 55-60% at the C6 level.
Left internal carotid artery.
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F3
The left internal carotid artery showed 60-65% stenosis at the bulb, 75-80% at the C2 level, 50-60% involving the presellar segment, and 60-65% involving the supraclinoid segment (Figure 3).