Most Gastric and Duodenal Ulcers Result from Infection with the Bacterium

Question

Most gastric and duodenal ulcers result from infection with the bacterium H.pylori.

Accepted Answer

H.pylori infection is the primary cause of most gastric and duodenal ulcers. Other factors such as the use of NSAIDs, smoking, and alcohol consumption can also contribute to the development of these ulcers.