The internal carotid artery terminates in a larger MCA and smaller ACA. The MCA runs horizontally to the Sylvian fissure, giving off the lenticulostriate vessels. These small perforating vessels ...

ICA = internal carotid artery, MCA = middle cerebral artery, ACA = anterior cerebral artery. Subarachnoid hemorrhage (SAH) is the extravasation of blood into the subarachnoid space between the pial ...

The anterior cerebral artery supplies blood to parts of the frontal and parietal lobes of the brain. Also known as the ACA, it is one of a pair of arteries essential to delivering oxygen to the brain.