The causal factor(s) of peptic ulcers is/are
A) H. pylori infection.
B) NSAIDs.
C) stress.
D) all of the above.

Question

Quizplus · Accepted Answer

Although the cause is not always clear, an area of breakdown of mucous membrane precipitates ulceration of the epithelial lining of the stomach or intestine. A crucial causal factor of peptic ulcers is H. pylori infection, thought to be the most common worldwide human bacterial infection.

The Causal Factor(s) of Peptic Ulcers Is/are