Which of the following is an indirect injury that can cause ARDS?
a. Pneumonia
b. Lung contusion
c. High concentrations of oxygen
d. Transfusions
Question 2
Which of the following are clinical features that favor congestive heart failure over ARDS?
1. Elevated PA catheter wedge pressure
2. Asymmetric, peripheral infiltrates on chest x-ray
3. Prompt (<12 to 24 hr) and lasting response diuretics
4. Bronchoalveolar lavage fluid low protein and minimally increased cellularity
a. 1 and 4 only
b. 1, 2, and 3 only
c. 3 and 4 only
d. 2, 3, and 4 only