ARDS

Question 1

ARDS:

causes

Answer 1

1) Trauma
2) sepsis
3) shock
4) gastric aspiration
5) uremia
6) acute pancreatitis
7) amniotic fluid embolism

Question 2

ARDS:

pathophys

Answer 2

Diffuse alveolar damage
Increased alveolar capillary permeability
Protein-rich leakage into alveoli

Results: intra-alveolar hyaline membrane.

Question 3

ARDS: initial damage

Answer 3

neutrophilic substances toxic to alveolar wall,
activation of coag cascade
O2 derived free radicals