Snapshot A 60-year-old man presents with a visual disturbance that occurred one day ago. He reports that he experienced a “curtain coming down” over his left eye that lasted a few minutes. His past medical history includes long-standing type 2 diabetes mellitus, hypertension, coronary artery disease, and a 20 pack-year smoking history. On physical exam, he has bilateral carotid bruits. An ultrasound duplex of his carotids shows bilateral stenosis with 40% on the right and 75% on the left. Introduction Clinical definition login to view 1 more bullet Associated conditions login to view 2 more bullets Epidemiology Demographics login to view 1 more bullet Risk factors login to view 6 more bullets Etiology Atherosclerosis Pathogenesis login to view 3 more bullets Presentation Symptoms login to view 7 more bullets Physical exam login to view 2 more bullets Imaging Duplex Doppler ultrasound login to view 6 more bullets Angiography (magnetic resonance or computed tomography) login to view 2 more bullets DIAGNOSIS Making the diagnosis login to view 1 more bullet Differential Temporal arteritis login to view 5 more bullets Treatment Management approach login to view 2 more bullets Conservative login to view 3 more bullets Medical login to view 9 more bullets Operative login to view 9 more bullets Complications Neurological sequelae login to view 11 more bullets Prognosis ↑ Survival with appropriate treatment