Which of the following chest radiograph findings would be expected for a patient with a flail chest?

1. Increased opacity
2. Rib fractures
3. Decreased opacity
4. Tracheal deviation
a. 1, 2
b. 1, 4
c. 2, 3
d. 2, 4

C
Chest radiograph findings would be expected to include multiple rib fractures and increased opacity of the lung area with compression and atelectasis.