COVID 19 Flashcards

1
Q

En COVID tto con corticoterapia si …

A

Px neumonía y requiere O2: dexametasona 6mg/día x 10 días ↓ mortalidad

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2
Q

Fases de SARS

A
  • Exudativa
  • Organizativa
  • Fibrótica
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3
Q

Etapas iniciales en COVID

A

Daño alveolar difuso:
- Membrana hialinas
- Engrosamiento tabiques

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4
Q

Etapas tardías en COVID, organizativa

A
  • Engrosamiento + marcado
  • ↓ cel. infla. x miofibroflastos
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5
Q

Etapas avanzadas en COVID

A
  • Engrosamiento tabique
  • Form. membrana hialina
  • ↑ edema alveolar
  • Extravasación neutrófilos, macró., hematíes, fibrina → SDRA
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6
Q

Cel. principal causante de inflamación en SDRA y neumonía severa x Covid

A

Linfocito

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7
Q

Hallazgo + fcte en fases precoces en TACAR

A

Signo de halo

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8
Q

Principal hallazgo post Covid

A

Bandas parenquimatosas subpleurales

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9
Q

Etapa temprana en TC

A

Vidrio esmerilado, crazy-paving

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10
Q

Etapa avanzada en TC

A

Vidrio esmerilado bilateral, consolidación y broncograma aéreo

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11
Q

Etapa severa en TC

A

Pulmón blanco: consolidación difusa

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12
Q

Etapa de disipación en TC

A

Bandas parenquimatosas subpleurales

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