Essay - Strokes Cerebrovascular Accidents, Often Called Strokes, are Interruptions to the...


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Strokes

***** accidents, often called strokes, are interruptions to the blood flow in the brain. They can be caused by sudden blockage of a blood vessel (ischemic stroke), or rupture of a blood ***** (hemorrhagic stroke). Strokes are medical emergencies that can cause coma, paralysis, muscle weakness, memory, speech/language or o*****r brain function problems (5). Immediate emergency treatment helps ensure the ********** possible outcome f***** a patient who has had a *****. Two thirds of all strokes occur in people over the age of 65 (5), and it is the third most common cause of death in the United States (Dougherty, 1998). ***** ***** a major cause of disability as well (Byington et. al., 2000).

Ischemic strokes can have several causes. Sometimes an embolism, or blood clot, forms in one part of the body and travels to the ***** where it blocks a sm***** ***** vessel. Thrombosis, or artery blockage, ***** also cut off blood flow, when a small blood clot ***** on the arterial plaque. Most thrombotic strokes are caused ***** the combination of blood ***** narrowing and a clot. Hemorrhagic strokes occur when a blood vessel in the br*****in *****s. These strokes can vary from very mild to *****. They may be caused by high blood pressure, a weakness in the blood *****, or a combination of both (5).

***** risk fac*****rs for stroke can ***** divided into two groups: controllable and uncontrollable. When a person h***** ***** uncontrollable risk factors, it becomes more important for him her to control the ones that can be.

***** risk factors include

*****: The older the *****, the ***** likely they may have a *****.

Gender: more men than women have strokes

Race: Afri*****-Americans ***** Hispanics have more strokes ***** Caucasians

Family history

Diabetes

***** of a previous stroke

Controll*****ble risk factors:

High blood pressure

Heart disease, particularly atrial fibrillation. When blood collects in the heart ***** ***** of forming a blood clot increases.

High cholesterol resulting in blood vessel blockage

Sleep apnea, which can cause spikes in ***** *****

*****, which damages blood vessels and raises blood pressure

Alcohol abuse

Obes*****y

Symptoms ***** a ***** include sudden we*****kness or feeling of numbness, especially on *****e side of the body; sudden difficulty speaking or confusion; ***** vision disturbance in one or ***** eyes: difficulty walking, loss of balance ***** poor coordination, or a sudden *****nd severe headache (Barker, 2001). Less commonly, the patient ***** develop sudden nausea and vomiting marked by rapid onset, which may include a fever; or ***** brief loss ***** consciousness, which can be as mild as an app*****nt fainting spell or as severe as convulsion ***** coma (5)

***** room nurses can provide a valuable first line of evaluation by using stroke checklists of symptoms and alerting the triage doctor if symptoms suggest the possibility of a stroke. R*****pid diagnosis allows the medical team the most options for ***** whet***** it is drugs to dissolve the ***** or a c*****rotid artery stent (Dougherty, *****) to improve blood

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