Blindness and basal ganglia hypoxia as a complication of Le Fort I osteotomy attributable to hypoplasia of the internal carotid artery. A case report - Cheng, H C; Chi, L H; Wu, J Y; Hsieh, T T; Pemg, B Y (Oral Surg Oral Med Oral Pathol Oral Radiol Endod, 2007)