Anterior cerebral artery

Anterior cerebral artery infarction

•  Anterior cerebral artery:
• A1 segment: from origin to anterior communicating artery and gives rise to medial lenticulostriate arteries (inferior parts of the head of the caudate and the anterior limb of the internal capsule).
• A2 segment: from anterior communicating artery to bifurcation of pericallosal and callosomarginal arteries.
• A3 segment: major branches (medial portions of frontal lobes, superior medial part of parietal lobes, anterior part of the corpus callosum).