Essay on Stroke

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Table of Contents

Definition 2
General Information 3
Types
Ischemic Stroke 4
Hemorrhagic Stroke 5
Stroke Warning Signs .6
Risk Factors
Treatable Risk Factors 7
How a CVA is Diagnosed 8
Medical Treatment
Emergency and Rehabilitation .9
Prevention and Prognosis 10
Effects of Stroke 11
Common Problems and Complications 12
Statistics 13
Cost Of Stroke to the United States 14
Final Data for 2000 14
Key Terms 15

Definition

A cerebrovascular accident more commonly known as a stroke or brain attack is the term used to describe the sudden death of brain cells in a localized area due to inadequate blood flow. In order to woke the brain needs a constant supply of oxygen and nutrients. This supply is carried to the brain
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This stagnant blood forms clots that break off and inter the circulation. Atrial Fibrillation is a factor in about 15% of Embolism stroke.The risk of a stroke from atrial fibrillation can be dramatically reduced with daily use of anticoagulant medication. Hemorrhagic Strokes

Hemorrhagic stroke occurs when a blood vessels in the brain leaks or ruptures. Bleeding from the ruptured brain artery can either go into the substance of the brain or into the various spaces surrounding the brain. The two types of hemorrhagic stroke are Intracerebral and Subarachnoid hemorrhagic.

Intracerebral hemorrhagic stroke occurs when vessels within the brain leaks blood into the brain itself. It often happens without warning. This type of stroke represents about 10% of all strokes. The most common cause is uncontrolled high blood pressure or (Hypertension.) Hypertension can cause small arteries inside the brain to become brittle and susceptible to cracking and rupture. Less often it may result from a blood vessel defect present since birth.

In a subarachnoid hemorrhage, bleeding occurs within the space between the brain and the skull. This type of stroke accounts for about 7% of all strokes. A subarachnoid hemorrhage is often signaled by a sudden thunderclap headache thats more severe than any you have ever felt. About half of all people who experience a subarachnoid hemorrhage die. Half of those who survive are left

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