What is the largest group of retroperitoneal masses identified on abdominal plain film radiographs?

Question

Quizplus · Accepted Answer

Abdominal aortic aneurysms are the largest group of retroperitoneal masses identified on abdominal plain film radiographs, and can range in size from small to very large. Renal lesions, adrenal enlargement, and ascending colon distension may also be visible on abdominal films, but are typically smaller in size compared to abdominal aortic aneurysms.

What Is the Largest Group of Retroperitoneal Masses Identified on Abdominal