Plaies Flashcards

1
Q

Étapes guérison plaie + timing

A
  1. Inflammation (1-10 j)
    • PMNs, macrophages, fibronectin (produit par fibroblast)
  2. Prolifération (10 j - 3 sem)
    • Fibroblasts, collagen deposition, neovasc, granulation, type III collagen (produce during healing) —> type I (normal skin)
  3. Remodelage/Maturation (3 sem - 1 an)
    • Production and degradation of collagen
    • collagen cross-linking
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2
Q

Ordre d’apparition types de cellule a/n site

A
  1. Plq
  2. PMNs
  3. Macrophages
  4. Lymphocytes
  5. Fibroblasts
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3
Q

Obésité est-elle un facteur de risque de guérison de plaie ?

A

Non

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4
Q

Type de collagène affecté dans Sd Ehlers-Danlos ? Ostéogénèse imparfaite ?

A

Ehlers-Danlos : plusieurs types (50% Type 5)
Ostéogénèse imparfaite : Type 1

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5
Q

Least reactive sutures (3)

A

(tous non résorbable monofil)
Polypropylene (Prolene)
Nylo
Steel

Sont également à favoriser si plaie infectée)

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6
Q

Comment faire la différence entre keloid et hypertrophic scar

A

Keloid –> Collagen goes BEYOND original scar
Hypertrophic –> stays within scar

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7
Q

Vit/minéraux ayant un impact sur la guérison de plaie

A

Zinc
Vit C
Vit A
B1 et B6
Cuivre

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