AP Abdomen in Lateral Decibitus Position
IR size: 14×17 inches
Shielding: Shield gonadal area when possible, but do not obscure view pubic symphysis.
Patient Position: Instruct patient to lay in the lateral position, (usually left lateral) mark the side up.
Part Position: Ensure midsagittal plane is center to the film. Also ensure there is no rotation of the shoulders and pelvis.
Central Ray: Center at the level of the iliac crests. Two inches above the crest if diaphragm is desired.
SID: 40″
Collimation: Only collimate if you are sure you will not cut off anatomy. On most adult patients you will not collimate.
Respiration: patient should hold respiration during expiration.
