When evaluating an AP projection of the abdomen, which of the following is NOT part of the evaluation criteria?

In the context of evaluating an AP projection of the abdomen, the evaluation criteria focus on specific anatomical landmarks, visibility of organs, and the overall alignment and symmetry of the abdominal structures. The presence of lesser trochanters of the femur at the lower edge of the film is not considered a standard evaluation criterion for abdominal imaging. This is primarily because the lesser trochanters, which are part of the femur and relate to hip anatomy, do not provide relevant information about the abdominal region itself.

In contrast, proper visibility of the hepatic and renal outlines, the symmetrical appearance of the pelvis, and the presence of the diaphragm above the liver are all crucial for assessing an adequate abdominal image. These criteria ensure that key abdominal organs are well visualized, that the pelvis is properly aligned, and that critical anatomical references are present, allowing for a comprehensive analysis of the abdominal cavity. Therefore, these elements are integral components of the evaluation criteria for an AP projection of the abdomen.