Causes of Stroke 80%Infarction 60%Cerebrovascularatherosclerosis20% Penetrating artery disease...
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Transcript of Causes of Stroke 80%Infarction 60%Cerebrovascularatherosclerosis20% Penetrating artery disease...
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Causes of Stroke
80%80%InfarctionInfarction
60%60%CerebrovascularCerebrovascularatherosclerosisatherosclerosis
20%20%Penetrating arteryPenetrating arterydisease (lacunes)disease (lacunes)
15%15%Cardiogenic embolismCardiogenic embolism
5%5%Other,Other,
unusualunusualcausescauses
HemorrhageHemorrhage - Intracerebral- Intracerebral - Subarachnoid- Subarachnoid20%20%
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Lacunar Stroke
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Types of CNS Hemorrhage
Arteriovenousmalformation
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Summary Diagram of Causes of Stroke
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Atrial Fibrillation (AF) Predisposes to Atrial Fibrillation (AF) Predisposes to StrokeStroke
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• Physical– Right hemiplegia
• Cognitive– Aphasia, agraphia, alexia, ataxia, memory impairments– Confabulation, attentional deficits
• Emotional– Lability, low tolerance, depression (more common with right CVA)
• Assisting the Patient with a Left CVA– Speak slowly! Learn to recognize nonverbal cues from the patient– Let patient learn through imitation
Left CVA
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Right CVARight CVA Physical
left hemiplegia
Cognitive Difficulty with time and space, increased perceptual problems,
decreased ability to recognize faces, decreases mathematical and reasoning skills
Decreased eye-hand coordination
Emotional Lability, low tolerance, depression, denial
Assisting the Patient with a Left CVA Emphasize verbal cues, use visual fields appropriately, keep
everything related to safety on the right!!!!! Decrease stimuli, break tasks into small steps
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Lee, CD, AR Folsom, and SN Blair. Physical activity and stroke risk: A meta-analysis. Stroke 34:2475-2482, 2003.
LOW vs. HIGH PHYSICAL ACTIVITY AND STROKE RISK
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Wendle-Vos et al. International Journal of Epidemiology 33:787-798, 2004.
RELATIVE RISK: PHYSICAL ACTIVITY AND STROKE
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Potempa et al. Stroke 26:101-105, 1995.
PHYSICAL WORK CAPACITY
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Potempa et al. Stroke 26:101-105, 1995.
BLOOD PRESSURE
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Potempa et al. Stroke 26:101-105, 1995.
EXERCISE BLOOD PRESSURESEXERCISE BLOOD PRESSURES
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Rimmer, JH., et al. Medicine and Exercise in Sports and Exercise 32:1991-1996, 2000.
PHYSICAL WORK CAPACITY
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Rimmer, JH., et al. Medicine and Exercise in Sports and Exercise 32:1991-1996, 2000.
SRENGTH
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Rimmer, JH., et al. Medicine and Exercise in Sports and Exercise 32:1991-1996, 2000.
FLEXIBILITY
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Macko, R.F., et al Stroke 28:326-330, 1997.
EFFICIENCY OF MOVEMENT