1 Peptic Ulcer

A peptic ulcer is a sore on the lining of the stomach or duodenum, which is the beginning of the small intestine. Peptic ulcers are common: One in 10 develops an ulcer at some time in his or her life. Causes 1. The majority of peptic ulcer cases are due to bacterial infection, Helicobacter pylori (H. pylori), which is a type of bacteria that may enter the body through food and water. As the investigations found H. pylori in the saliva of some infected people, this facilitate transmission of bacteria from person to person through close contact and exposure to vomit. 2. Long-term use of nonsteroidal anti