CVA Flashcards

1
Q

what is a stroke

A
  • a stroke occurs when blood flow to the brain is interrupted by a blocked (ischemic -90%) or burst (hemorrhagic 10%)
  • the duration, severity and location of cerebral ischemia determines the extent of brain function and thus the severity of stroke
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2
Q

ischemic stroke

A

blood clot or blockage of blood flow to the brain tissue

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3
Q

hemorrhagic stroke

A

burst or bleeding blood vessel in the brain

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4
Q

Transient ischemic attack

A
  • mini stroke

- warning sign of stroke

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5
Q

risk factors for a stroke

A
  • hypertension
  • obesity
  • smoking
  • atrial fibrilation
  • hyperlipidemia
  • diabetes
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6
Q

what are the symptoms of a stroke

A
  • numbness or weakness of the face, arm, leg, especially one side of the body (hemiparesis)
  • confusion or change in mental status
  • trouble speaking or understanding speech
  • visual disturbances
  • difficulty walking, dizziness, loss of balance or coordination
  • sudden severe headache
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7
Q

symptoms of stroke FAST

A

F: facial drooping, a section of the face usually only on one side, that is drooping and hard to move

A: arm weakness, the inablitiy to raise ones arm fully

S: speech difficulties, an inability or difficulty to understand or produce speech

T:Time, if one of the above showing , time is of essence call emergency services or go to the hospital

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8
Q

Diagnosing a Stroke

A
  • careful history, including onset of symptoms
  • complete physical and neurological exam
  • initial focus on Airway
  • breathing
  • circulation
  • CAT SCAN -Immediately
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