Neuro wk2 - Migraines.txt

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  1. Migraineur
    A person who suffers from migraine attacks
  2. Characteristics of Migraine
    • chronic pain for hours or days
    • more common in women than men
    • usually begins late teens to early twenties
    • duration ranging from 4 to 72 hours and frequency recurrent or widely variable
  3. 2 types of Migraine
    • Presence of an aura - classic
    • Absence of an aura - common
  4. Symptoms of Migraine
    • moderate to severe throbbing one (60%) or 40% sides
    • preceeded or accompained by sensory warning symptoms or signs (auras or premonitions)
    • increased sensitvity ot sight, sound, and/or smell
    • visual blurring
    • nausea/vomiting
    • numbness
    • dizziness
    • increased pain with routine physical activities
  5. Causes of Migraine
    • vascular theory - inappropraite constriction/dilation of arteries in occipital lobe
    • Serotonin (5-HT) theory - low 5-HT levels in the brain may trigger a migraine by causing arerial vasospasms (triptians 5-HT receptors agonists) alleviate migraines by activating seroton recptors
    • Neural theory - brianstem nerves become irritated releaseing inflammatory neuropetides increasing pain receptors
    • Unifying theory - (vascular and nueral influences) 5-HT cause arteral vasospasm, while neuropeptides casue neurogenic inflammation and pain
  6. What are risk factors of Migraine
    • Family history
    • heredity
    • environmental
    • age
    • gender
    • hormones
    • patent foramen ovale in heart
  7. Medicaiton for Migraine
    • 2 types
    • 1-Pain-relieving - acute or aborative drugs taken to disrupt migrain attach
    • NSAIDS
    • Combo meds (NSAIDS with caffeine)
    • Triptans
    • ergots alkaloids
    • anit=nausea meds
    • barbituates
    • opiates
  8. Preventive medication for Migraine
    • Drugs taken daily to reduce the serverity or ferq of a Migraine attack
    • 50% of migraineurs may benifit although only use in 10%
    • 1- 2 or more debilitating attacks a month
    • 2- pain-releveing medications ineffective
    • 3-signs symptoms such as prolonged auras or numbness and weakness
    • Cyproheptadine Antidepressants
    • Methysergide Anti-seizure medications
    • Antihypertensive medications Botulinum toxin type A
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Neuro wk2 - Migraines.txt
2012-11-01 21:57:02
Neuro wk2 Migraines

Neuro wk2 - Migraines.txt
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