A PA Radiograph Taken on a Hypersthenic Patient During an Upper

A PA radiograph taken on a hypersthenic patient during an upper GI series reveals that the pylorus and duodenal bulb are superimposed.Which of the following modifications will best eliminate the superimposition between these structures?

A) Roll the patient into a slight RAO position.
B) Angle the CR 35° to 45° cephalad.
C) Place a rolled towel or a filled compression paddle under the patient's abdomen before exposure.
D) Increase the kV.