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Fig. 3 | BMC Neurology

Fig. 3

From: Stroke in sickle cell disease in association with bilateral absence of the internal carotid arteries. Case report

Fig. 3

Brain arteries with corresponding almost equal segments look like “normal” circle of Willis; Anterior circulation is supplied through the prominent posterior circulation including dominant basilar (arrows) and posterior communicating arteries (asterisks) presenting on axial MIP CTA (A) and also on reformatting coronal MIP CTA images (B, C,). Abbreviations: CTA- Computed Tomography Angiography; MIP- maximum intensity projection

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