Tacconi L, Johnston F G, Symon L
Gough-Cooper Department of Neurological Surgery, National Hospital for Neurology and Neurosurgery, London, England.
J Neurosurg. 1995 Nov;83(5):916-8. doi: 10.3171/jns.1995.83.5.0916.
An anomalous vessel is reported in a patient with an anterior circulation aneurysm. The presence of an accessory middle cerebral artery arising from the postcommunicating segment of the anterior cerebral artery is described. The clinical relevance and possible etiology of the anomaly are reviewed.