A cerebrovascular accident is apparent if the victim displays the following symptoms: dizziness, nausea, vomiting, severe headaches, head pressure, numbness within the limbs, slurred speech, vision loss, loss of coordination and the ability to walk. Hemorrhagic strokes may require surgery to relieve the pressure within the brain. Another treatment, endovascular treatment, requires inserting a tube into the major artery.
According to the National Stroke Association (1999), strokes more often occur abruptly, with the following symptoms which often develop suddenly:
- Difficulty standing or walking, dizziness, loss of balance, loss of coordination
- Numbness in the face, arm or leg weakness, particularly on one side of the body
- Confusion, difficulty speaking or understanding
- Vision difficulty in one or both eyes
- Severe headaches that have no known cause
Other important, but less common stroke symptoms include:
- Nausea, fever, and vomiting that is different from a viral illness in the speed of onset (begins in minutes or hours instead of over several days)
- Carotid artery effects 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.
Further Reading
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