Migraine or amaurosis fugax? The value of ultrasound.
Episodes of uniocular visual loss in patients with classical migraine may be due to thromboembolism from atheroma in the internal carotid artery. Non-invasive testing may prove very useful in making the correct diagnosis particularly in patients with an approximately 50% pre-test possibility of disease.
Sandercock
P A
PA
Department of Clinical Neurosciences, Western General Hospital, Edinburgh.
Smart
S E
SE
D001161:Arteriosclerosis / Q000150:complications / Q000000981:diagnostic imaging*; D001766:Blindness / Q000209:etiology*; D002340:Carotid Artery Diseases / Q000150:complications / Q000000981:diagnostic imaging*; D002341:Carotid Artery Thrombosis / Q000150:complications / Q000000981:diagnostic imaging; D002343:Carotid Artery, Internal / Q000000981:diagnostic imaging; D006801:Humans; D008297:Male; D008875:Middle Aged; D008881:Migraine Disorders / Q000209:etiology*; D014463:Ultrasonography