“To our knowledge, there are no studies evaluating the prognostic importance of CEA and Ca 19-9 in patients with DA [duodenal adenocarcinoma].” Duodenal adenocarcinoma (DA) is a rare malignancy ...

Tumors arising in the non-ampullary (extra-ampullary) segment of the duodenum are considered true ‘duodenal cancers’. These primary ‘duodenal’ carcinomas are rare and constitute 35–50% of all small ...

The duodenum is the first and shortest part of the small intestine. It’s located between your stomach and the jejunum, the next portion of your small intestine. The duodenum is shaped like a horseshoe ...

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 ...