14-Movement

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Author:
carolinc
ID:
83226
Filename:
14-Movement
Updated:
2011-05-03 23:54:23
Tags:
movement
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Description:
clinical conditions of movement
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  1. Name one hypokinetic disorder
    Parkinson's disease
  2. Name some hyperkinetic disorders
    • Huntington's
    • Hemiballismus
    • Athetosis
  3. What is the age of onset for Parkinson's disease
    40-70 y/o
  4. Which movement condition is the most multi-factorial and idiopathic?
    Parkinson's disease
  5. What are some other causes for Parkinson's disease?
    • Maganese Intoxication
    • Drugs-Neuroleptics
    • Multiple cerebral infarcts
    • Swine Flue
  6. What are some clincal features of Parkinson's disease?
    • Bradykinesia
    • cogwheel rigidity (stiff movements)
    • resting tremor (pill rolling, looks like picking at clothes)
    • loss of writing reflexes
  7. What is BradyKinesia?
    Slowed ability to start and continue movements.

    Brady=slow Kines=movement
  8. By age 70, how much has the dopamine in the substantia nigra decreased?
    60-70%
  9. Dopamine excess = ?
    excess movement!
  10. How can you treat dopamine excess?
    • Globus Pallidus Ablation
    • Deep Brain Stimulation: Shuts off subthalamic nucleus of luys
  11. Hemiballismus is always due to ________
    stroke
  12. What is the clinical feature of hemiballismus?
    severe contralateral flinging movements
  13. Which is more common, Parkison's or Hemiballismus?
    Parkinsons
  14. What is the age of onset for hemiballismus?
    40 y/o
  15. What are some behavioral changes for someone with Hemiballismus?
    depression, mood swings
  16. What are some abnormal movements of Hemiballismus?
    • Chorea-involuntary movements
    • Athetosis-slow writhing movements, confined to limbs
  17. What is missing in huntington's disease
    Caudate--or else it can't receive dopamine, so it leads to too much dopamine
  18. Hemiballismus is due to
    stroke in the subthalamic nucleus and results in excess movements on the contralateral side
  19. T/F: Huntington's disease is caused by autosomal dominant mutation
    TRUE
  20. What types of medicine can treat Parkinson's disease?
    L-Dopa and Dopacrboxylase
  21. Damage in the __________ causes hemiballismus
    Subthalamic nucleus of luys

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