Which Pathophysiological Changes Are Responsible for Pain in a Client

Which pathophysiological changes are responsible for pain in a client with acute gastritis? Select all that apply.

A) Atrophy of the gastric wall
B) Eradication of prostaglandins by medications
C) Increased blood supply at the inflammatory area
D) Increased pressure within the layers of the stomach
E) Accumulation of white blood cells at the inflammatory area