Fig. 2. Magnetic resonance angiography (MRA) of both intracranial ICA in a 63-year-old male patient with bihemispheric ACA. Antro-posterior (A) and right oblique (B) views of MRA revealed hypoplastic right ACA (blue arrow) and dominant left ACA arising from a common A2 trunk (yellow arrow). ICA, internal carotid artery; ACA, anterior cerebral artery.
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