title: Reversed ophthalmic artery flow in internal carotid artery occlusion. A re-appraisal based on ultrasonic Doppler investigations.
mesh_terms: D001783:Blood Flow Velocity; D002339:Carotid Arteries / Q000503:physiopathology; D002340:Carotid Artery Diseases / Q000175:diagnosis / Q000503:physiopathology*; D002343:Carotid Artery, Internal; D003097:Collateral Circulation; D006801:Humans; D009880:Ophthalmic Artery / Q000503:physiopathology*; D012039:Regional Blood Flow; D012189:Retrospective Studies; D014463:Ultrasonography