Troubles moteurs, tics Flashcards

1
Q

signe D’Atteinte du MNS?

A

fatigue/faiblesse
rigidité/spasticité
hyperréflexie
Babinski +

front: épargné dans la paralysie de Bell

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2
Q

signe d’atteinte du MNI?

A
fatigue/faiblesse
hypotonie
hyporéflexie
cut plantaire nég
atrophie musculaire

front: front non épargné dans la paralysie de Bell

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3
Q

particularité d’une atteinte a/n tronc cérébral?

A

Sd Wallenberg –> ATTEINTE SENSITIVE spinothalamique
déficit ipsi lat a/n visage
mais controlat a/n hémicorps

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4
Q

Structure pouvant entrainer une faiblesse?

A
mx musculaire
mx jonction neuro-musculaire (myasthénie grave; lambert-eaton sd) *fatigabilité
atteinte nerveuse périphérique / MNI (Ex. Sd GB)
plexus nerveux
radiculopathie
corne antérieure de la moelle (ex.SLA)
moelle épinière
tronc cérébral 
sous-cortical
cortex
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5
Q

ssx parkinson?

A

tremblements
rigidité
bradykinésie

instabilité posturale
classic gait: decreased initiation, bradykinésique, shffling, stooped posture, decreased arm swing, festinations, demi tour en bloc

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6
Q
dx?
tremblement de repos
rigidité
bradykinésie
perte du réflexe postural (instabilité)
freezing ou ''motor blocks'' (transient inability to perform voluntary movements)
A

Mx Park

*si atteinte du cervelet, saccades hypermétriques possible (mais pas élément dx)

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7
Q

vrai ou faux:
la mx de park est un trouble chronique, progressif, neurdégénératif qui est un dx clinique.
L’âge est le FDR de risque le plus important.

A

vrai

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8
Q

vrai ou faux:

les asiatiques et les africains de couleur noirs ont les incidences les moins élevées de Mx park.

A

vrai

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9
Q

conduite rx pour mx park?

A

levodopa- carbidopa

propranolol (BB), may be used to reduce the severity of a tremor

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10
Q

Parmi les éléments, indiquer s’ils sont vrais ou faux:

  1. Amantadine est un rx parfois employépour influenza, peut être utilisée seule pourtx légère mx de park ou comme un supplément au levodopa.
  2. Seligiline est un IMOA qui prévient les breakdown de dopamine, donc prolonge l’action de la dopamine dans le corps.
  3. Les agonistes de la dopamine (bromocriptine) qui mime l’action de la dopamine, peuvent être utiles à tous les stades de la mx de Park.
  4. Il n’y a aucun rx qui tx complètement la mx de PArk.
A

Tous VRAIS

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11
Q

Dans la mx de Park, […] is the most efficacious symptomatic medication with few short-term side effects, but its chronic use is associated with the development of fluctuations and dyskinesias. Once fluctuations and dyskinesias become problematic, they are difficult to resolve.

A

Levodopa

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12
Q

Pour la mx de Park, […] provide moderate symptomatic benefit and rarely cause fluctuations and dyskinesias by themselves, but they have more side effects than Levodopa, including sleepiness, and impulse control disorsers. However, these side effects resolve upon lowering the dose or discontinuing the medication.

A

Agonistes dopamine

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13
Q

Dans la mx de Park, […] provide good tremor relief in approximately 50% of pts but do not meaningfully improve bradykinesia or rigidity.

A

rx anticholinergiques

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14
Q

dx?
neurodegenerative dz involving the depigmentation of substantia nigra and loss of dompaminergic input to basal ganglia. (lack of dopamine)

A

mx Parkinson

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15
Q

dans la mx park:
[…] is better for initial tx in older patient and those who present with more severe sx. Slow-release versions of this combination may decrease motor fluctuations.

posologie initiale?

A

Carbidopa-Levodopa (sinemet)

1 co de 25mg/100mg TID

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