Pulmonary Vascular Disease Flashcards Preview

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Flashcards in Pulmonary Vascular Disease Deck (5)
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1
Q

What is another name for adult respiratory distress syndrome (ARDS)?

A

Shock lung.

2
Q

What are the causes of ARDS?

A

Sepsis, diffuse infection (virus, mycoplasma), severe trauma, oxygen.

3
Q

Describe the pathogensis of ARDS.

A

Injury e.g. bacterial endotoxin leads to infiltration of inflammatory cells -> cytokines -> oxygen free radicals -> injury to cell membranes.

4
Q

What does tissue with ARDS look like?

A

Has a fibrinous exudate lining alveolar walls (hyaline membranes), cellular regeneration, inflammation.

5
Q

What are the 3 possible outcomes of ARDS?

A

Death, resolution, fibrosis (chronic restrictive lung disease).