A duodenal ulcer is a type of peptic ulcer that can appear in the duodenum. The duodenum is the upper part of the small intestine that’s connected directly to the stomach where it empties into the ...
Duodenal cancer is a rare type of cancer that forms in the first part of the small intestine. Symptoms can be vague, which can make early diagnosis difficult. In this article, we look at what duodenal ...