title: Transient achromatopsia in vertebrobasilar insufficiency.
mesh_terms: D001488:Basilar Artery; D002561:Cerebrovascular Disorders / Q000150:complications*; D003117:Color Vision Defects / Q000209:etiology* / Q000503:physiopathology; D006801:Humans; D008297:Male; D008875:Middle Aged; D014711:Vertebral Artery