A Case of Cerebrovascular Accident Essay

805 Words Jan 13th, 2013 4 Pages
A Case of Cerebrovascular Accident by David F. Dean, Department of Biology, Spring Hill College Case Presentation Samuel Dexter is a -year-old African-American man who is both a husband and father. He is moderately obese (bmi of ), and has smoked two packs of cigarettes a day for the past  years. He awakes one morning with weakness on his right side. He is a bit confused, sees double, and his speech is slurred. When he attempts to walk to the bathroom, he stumbles a few times and falls once. His wife suspects that he has suffered a stroke and calls . Emergency personnel arrive within minutes of her call and transport Samuel to the emergency room of the nearest hospital. …show more content…
What is a stroke? Describe the mechanism(s) by which strokes occur. A stroke is the sudden death of brain cells in a localized area due to inadequate blood flow. Without blood to supply oxygen and nutrients and to remove waste, brain cells quickly begin to die. In certain regions of the brain, this affected area could cause paralysis, speech impairment, memory loss, coma, or even death . Define the term collateral blood flow, and describe how this and other factors affect the development of stroke. Collateral blood flow is an enlarged vessel that opens to cause a detour around a blockage. When an artery in the brain is block (ie; TIA) open collateral vessels can allow blood to bypass the blockage to restore blood flow to the affected area. . List the risk factors that predispose an individual to suffer a stroke. What are the five warning signs that indicate an individual is having a stroke? Which of the risk factors and warning signs did Mr. Dexter possess based on the clinical history? Some controllable risk factors are: high blood pressure, high cholesterol, diabetes, smoking, alcohol, obesity, circulation issues. Uncontrollable risk factors are: age,
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