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:
“If thou and nature can so gently part,
The stroke of death is as a lover’s pinch,
Which hurts, and is desired.”
—William Shakespeare (1564–1616)
“Just at the stroke when my veins start and spread,
Set on my soul an everlasting head.
Then am I ready, like a palmer fit,
To tread those blest paths which before I writ.”
—Sir Walter Raleigh (1552?–1618)
“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)