Stroke
Carotid artery affects retina, cerebral hemisphere, or both. Retinal Transient blackouts; the sense of a shade pulled over the eyes. Cerebral Contralateral (opposite sided) paralysis of a single body part; paralysis of one side of the body; localized tingling, numbness; hemianopic visual loss; aphasia (loss of speech); rare loss of consciousness. Vertebrobasilar Bilateral visual disturbance including dim, gray, or blurred vision or temporary total blindness; diplopia (double vision). Labyrinth/medulla Vertigo; unsteadiness; nausea; vomiting. Brainstem Slurring dysarthria (tongue weakness causing impaired speech); dysphagia (difficulty swallowing); numbness, weakness; all four limb paresthesia; drop attacks from sudden loss of postural tone are basilar in origin; a vertebrobasilar artery occlusion episode causes symptoms to be induced by abrupt position changes.
Read more about this topic: Cerebrovascular Disease
Famous quotes containing the word stroke:
“There are no days in life so memorable as those which vibrated to some stroke of the imagination.”
—Ralph Waldo Emerson (1803–1882)
“Now his wars on God begin;
At stroke of midnight God shall win.”
—William Butler Yeats (1865–1939)
“As the artist
extends his world with
one gratuitous flourish—a stroke of white or
a run on the clarinet above the
bass tones of the orchestra ...”
—Denise Levertov (b. 1923)