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Three dimensional (A) and plain (B) angiogram of the left ICA in AP view shows an ac-MCA arises from the A1 segment of ACA and a saccular aneurysm is also noted at the origin of ac-MCA. Angiogram of the left ICA in AP view shows the aneurysm is successfully coiled (C,D). ACA, anterior cerebral artery; ac-MCA, accessory middle cerebral artery; AP, anteroposterior; ICA, internal carotid artery.
