which projections of the abdomen woud be used to demonstrate pneumoperitoneum
1. right lateral decubitus
2. left lateral decubitus
3. upright
a. 2 only
b. 1 and 3 only
c. 2 and 3 only
d . 1,2,and 3
1. right lateral decubitus
2. left lateral decubitus
3. upright
a. 2 only
b. 1 and 3 only
c. 2 and 3 only
d . 1,2,and 3