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what is MS
- -chronic, degenerative, progressive, CNS disease
- -disseminate demyelination of nerve fibers of brain and spinal cord
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MS
onset
age
gender
- -15-50, insidious and gradual
- -more women than men
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MS
cause
related to
unknown
immunologic, genetic and infectious. Tcells, autoimmune
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MS
etiology
- -long term, chronic disease
- -genetically susceptible person is exposed to environmental trigger
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MS
triggers
- infection
- injury
- stress
- smoking
- pregnancy
- insomnia
- immigration
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MS
three patho processes that characterize MS
- 1. chronic inflammation
- 2. demyelination
- 3. gliosis(scaring) of the nerves. myelin is replaced with plaques
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Ms is a cycle of __ and ___
exacerbations and remissions
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MS
patho
initial attack→myelin damaged, but impulses able to transmit→myelin regenerate and replaced with scaring(gilia cells)→eventually axon is damaged
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MS
S/S
- motor and sensory problems
- cerebellar problems
- emotional problems
- intention tremors
- ataxia
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MS
motor
- muscle weakness
- intention tremors
- spasticity(legs)(tight muscles that are hard to move)
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MS
sensory
- paresthesis(pins and needles)
- lhermittes sign(electric shock w/ fexion of neck)
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lhermittes sign
electric shock radiating down spine or into limbs w/ neck flexion
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spasticity
tight muscles that are hard to move
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MS
vision
- blurred
- diplopia(double)
- Scotomas(blind patches)
- blindness
-
-
-
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ataxia
impaired corrdination
-
nysagmus
eye coordination, vibrate
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MS
emotional
anger/depression
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MS
fatigue
- very common
- heart exacerbates
- recommended pt to take naps or breaks
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MS
bowel and bladder dysfunction
- constipation
- diararehha, involuntary bowel
- spastic bladder
- flaccid bladder
- UTI ARE COMMON
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MS
sexual dysfunction
- erectile dysfunction
- decreased libido
-
flaccid bladder
- large capacity for urine because there is no sensation or urgency to void, no pressure, no pain
- urinary retention
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MS
diagnostics
- no definitive
- MRI
- CSF
- ruling out
-
to dx pt with MS they must have
- 1. 2 plaque lesions on MRI
- 2. 2 dif attacks at 2 diff times(exacerbation)
- 3. rule out all other possible causes
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immunodulators
action
consideration
- helps with exacerbations, decrease inflammation at site of demyelination, slows new plaque formation
- teach pt how to self inject
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immunodulators
med list
- glatiramer(copaxone)
- interferon B-1a
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Glatiramer(copaxone)
- immunodulator
- -rotate injection site
- -self inject
- -sub q
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interferon B-1a
- immunodulator
- -avonex: self inject, IM
- -Refib: self inject, sub q
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immunusuppresive
mioxantrone
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monoclonal antibody
natalizumab(tysabri)
for more active and aggressive forms
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corticosteroids
- -treat acute exacerbations
- -decrease inflammation
- -prednisone and mthylprednisone
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muscle relaxants
- for spacicity
- -valium and Baclofen
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cns stimulants
Provigil and ritalin
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anticholenergenic
- for bladder
- -ditropan9oxybutynin)
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pain managment
- -for nerve pain
- neurotontin(gabapentin)
- Topamax(topiramate)
-
walking speed
dalfampridine (ampyra)
- -nerve conduction enhancer
- -improve nerve conduction
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what two lab tests always go together
BUN and creatnine
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MS
nursing management for fatigue
- -avoid extreme heat and cold
- -naps
- -rest
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MS
nursing management for impaired urinary elimination pattern
- -prevent uti
- -self cath
- -independence
- -decrease factors that precipitate exacerbations
- -pt/ot
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corticosteroids
action
considerations
- -helps with exacerbation
- -decrease inflammation at the site of demyelination
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MS
general meds category
- -corticosteroids
- -immunoduolators
- -nerve conduction enhancer
- -muscle relaxant
- -cns stimulant
- -anticholenergenic
- -pain
- -immunosuppressive
- -monoclonal antibody
-
plaques
partially remyleinated lessions
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