CVA Quiz

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Author:
amills1
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258940
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CVA Quiz
Updated:
2014-01-28 20:41:13
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CVA Quiz 212
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Notes from CVA PP and neuro book
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  1. CVA definition
    sudden focal neruologic deficit resulting from ischemic or hemorrhagic brain lesions
  2. Hemiparesis vs hemiplegia
    Hemiparesis is just weakness
  3. ___ leading cause of death
    3rd
  4. ___ common cause of disability
    most
  5. __-___ % will have severe disabilities
    30-40
  6. Which gender is more common
    male
  7. ____% higher in african americans
    60
  8. ____ in incidence in last 30 years
    decrease
  9. cerebral thrombosis
    atheroscelerosis or plaque formation and narrowing of arteries
  10. cerebral emobolism
    traveling particles lodge in cerebral artery
  11. ____% of CVA caused by a thrombosis
    ____% embolus
    ____% hemorrhage
    • 57
    • 16
    • 14
  12. Primary risk factors
    • HTN
    • heart disease
    • DM
    • PVD
    • smoking
  13. secondary risk factors
    • family hx
    • alcohol
    • physical inactivity
    • obesity
    • age
  14. ischemic prenumbra defintion
    area around the core of damaged but somewhat functional cells
  15. ischemic prenumbra etio
    • release of chemicals
    • rupture of cell membrane
    • activation of digestive enzymes
  16. cerebral edema begins within _____ of event reaching max by ____ days gradually subsiding by 3 weeks
    • hours
    • 4 days
  17. diff between TIAs and stroke
    TIA is temporary blockage with no residual damage
  18. structures affected by anterior cerebral artery ACA
    • frontal and parietal lobes
    • anterior internal capsule
    • corpus callosum
  19. ACA SnS
    • LE hemiparesis
    • sensory loss
    • grasp reflex
    • if R frontal: unilateral neglect
    • if L aphasia
    • if corpus callosum agraphia and apraxia
  20. Most common stroke
    MCA
  21. MCA affected structures
    • frontal
    • temporal
    • parietal
    • posterior internal capsule
    • caudate nucleus
  22. MCA deficits
    • hemiparesis or plegia of face and arm more than leg
    • homonymous hemianopsia
    • L aphasia
    • R anosognosia
    • Apraxia
    • Spatial disorganization
  23. deep MCA
    motor hemiplegia without sensory or visual
  24. PCA affected structures
    • occipital
    • temporal
    • thalamus
    • upper brain stem
  25. PCA deficits
    • contrala sensory loss
    • thalamis pain syndrome
    • homonymous hemianopia
    • visual agnesia
    • cortical blindness
  26. Cerebellar disorders
    • ataxia
    • decreased DTR on same side
    • asthenia
    • intentional tremors
    • nystagmus
  27. ECG results
    stroke my cause abnormalities
  28. CT scan
    • hemorrhagic vs ischemic vs tumor
    • identifies infarction location
    • can't predict SnS
  29. MRI
    earlier and more infarction precise
  30. Sensory SnS of strokes
    • impaired but rarely absent
    • proprioceptive loss
    • superficial loss of touch, pain, and tmep
    • hemianopsia
    • forced gaze deviation
  31. forced gaze brainstem vs hemispheric
    • hemi away
    • brainstem toward
  32. typical abnormal reflexes
    • clonus
    • clasp knife
    • + Babinski
    • STNR, ATNR, STLR (labyrinthine reflex)
    • impaired righting/equilibrium reactions
    • impaired protective reflexes
  33. general paresis info
    • inability to generate normal levels of forces
    • 50% decrease in active motor units @ 6 months
    • easily fatigued
  34. L hemisphere deficits
    • sequencing of movements
    • longer to learn a task
    • apraxia
    • aphasia
    • math calculations
    • analyzing details
  35. R hemisphere deficits
    • inability to sustain activity
    • visuospatial
    • body image
    • unilateral neglect
    • grasping larger picture
    • emotional perception
  36. other stroke clinical findings
    • decreased ROM
    • contracture
    • DVT
    • pain
    • shoulder dysfunction 7-84% of patients with improper PROM
    • deconditioning
  37. raimiste's phenomenom
    resisted hip abd or add of involved LE causes similar response in involved LE
  38. homolateral limb synkinesis
    flexion of involved UE causes flexion of involved LE
  39. dysarthia
    difficulty articulating speech
  40. apraxia
    inability to perform intentional movement
  41. global asphasia
    combo of broca's and wernike's
  42. anosognosia
    denial/neglect of problem's severity
  43. homonymous hemianopsia
    loss of half of field of vision
  44. agraphia
    inability to write
  45. ataxia
    difficult, shaky movements
  46. asthenia
    • muscles fatigue easily
    • loss of motor units
  47. nystagmus
    fast uncontrollable eye movements
  48. aphasia
    inability to speak

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