curs 21 Flashcards

1
Q

Hernia discului intervertebral

clinic initial

A

durere episodica localizata
paravertebral in dreptul herniei
(ruperea inelului fibros) =
lumbago

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2
Q

Hernia discului intervertebral Stadii avansate

A
(hernierea
centrului gelatinos):
• Durere agravata de tuse, stranut
\+ parestezii
• Contractia musculaturii
paraspinale
• Deficit motor + hipoestezie pe 
dermatome
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3
Q

investigatii-hernie disc

A

– Imagistice: imagistica prin rezonanta magnetica (nu
CT deoarece e limitat la 2-3 niveluri vertebrale, multe
artefacte osoase)
– Electrofiziologic: conducerea nervoasa la nivel
radicular (unda F)

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4
Q

Tratament-hernie disc

A

– Faze incipiente: antialgic (AINS), relaxante
musculare, repaos si kinetoterapie (dupa episodul
dureros)
– Deficit motor / senzitiv, durere invalidanta rezistenta
la tratament: chirurgical

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5
Q

leziuni ce afecteaza nervul median

A

Leziuni:
Iatrogene (punctii venoase plica cotului)
Traumatisme
Sindromul tunel carpian: parestezii +
durere degete I-III (initial noaptea),
ulterior deficit motor( datorita unei degenerescente axonale prin compresie continua)

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6
Q

sdr. Gulian BARRE-fiziopatologie

A

Reactie autoimuna impotriva mielinei => – Demielinizare segmentala a axonului (distal si radicular)
– Rar afectare axonala (5%)– motor (AMAN) sau senzitivo-motor (AMSAN)

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7
Q

poliradiculonevrita demielinizanta acuta-etiologie

A

• Postinfectios: : varicela-zoster, citomegalovirus (10%),
campylobacter (30%); postvaccin
• Dupa traumatisme, interventii chirurgicale, neoplazii, imunodepresie

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8
Q

poliradiculonevrita demielinizanta acuta-clinic

A
  • Tetraplegie flasca cu instalare progresiva (zile) ascendenta +
    afectarea musculaturii respiratorii
  • ROT abolite
  • Paralizie faciala de tip periferic bilaterala = diplegie faciala
    -af musc resp
  • Durere(se accentueaza la refleze de tuse orin contact cu meningele) si parestezii, fara alte manifestari senzitive
  • Autolimitata la 3-4 sapt
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9
Q

poliradiculonevrita demielinizanta acuta-complicatii

A

– Insuficienta respiratorie
– Cardiovasculare: aritmii cardiace, variatii TA
– Diselectrolitemii (hiposodemie)

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10
Q

sindr Miller-Fischer

A

forma particulara de poliradiculonevrita demielinizanta

componenta sesitiva e afectat

– Oftalmoplegie (paralizii oculomotori: N. III, IV, VI )
– ataxie
– areflexie

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11
Q

S Guillain-Barre tratament

A

– Schimb plasmatic / plasmafereza sau imunoglobulina Iv 2 g/kgc
adm in 5 zile
– Ventilatie mecanica (in 25% cazuri)
– Simptomatic: pt durere, diselectrolitemie, tulb cardiovasculare,
etc
-corticoterapia nu aduce beneficii

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12
Q

S Guillain-Barre-tratament

A
  • corticosteroizi
  • Schimb plasmatic – in acutizare
  • IgIV – administrare periodica (la 6-12 sapt)
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13
Q

Neuropatia in diabetul zaharat

Mecanisme

A
• Disfunctie metabolica (calea poliol, deficit 
energetic): polineuropatie simetrica 
distala, neuropatia vegetativa
• Microangiopatie – ischemie vasa
nervorum: neuropatia multiplex, 
mononeuropatii
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14
Q

Polineuropatia diabetica

dureroasa simetrica, distala

A

• Degenerescenta axonala retrograda: “dying back”
• Afecteaza axonii cei mai lungi
• Mecanism: metabolic
• debut distal
– evolutie caudo-proximala, simetrica
– luni, ani ® simptomatica: durere(data de suferinta metabolica), hipoestezie, deficit motor,
atrofii
Diagnostic: clinic + electrofiziologic
Tratament: controlul DZ + trofice + tratamentul durerii (vezi
durerea neuropata

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15
Q

Neuropatia multiplex

A
• neuropatie dureroasa(data de ischemie)
• disestezii, parestezii
terit mai multor nn perif, 
asimetric
• durata > 3 luni
• spontan remise
• Mec: ischemie vasa 
nervorum
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16
Q

Oftalmoplegia diabetica

A
Afect n III, mai rar VI
• Durere monoculara
• diplopie
• strabism + ptoza palpebrala
• debut brusc
• mecanism ischemic (vasa 
nervorum)
17
Q

Polineuropatia alcoolica

A

• Patogenie: leziune axonala toxica + metabolica
• Parestezii distale, hipoestezie, durere (caracter de
arsura lent, progresiv catre proximal)
• Atrofii, deficit frust + tardive (ani)
Tratament
• Stop alcool + compensare metabolica
• Antialgice: antiepileptice, antidepresive