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 ...
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 ...
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