Fig. 8From: Common and uncommon intracranial arterial anatomic variations in multi-detector computed tomography angiography (MDCTA). What radiologists should be aware of a CTA (VRT 3D reconstructions) reveals the presence of an unpaired ACA (conventional type, long segment) (red arrow). b CTA (VRT 3D reconstructions) shows an unpaired ACA (conventional type, short segment) (red arrow)Back to article page