Duodenal Benign Neoplasm, also known as neoplasm of the duodenum, is related to duodenum cancer and duodenum adenoma. An important gene associated with Duodenal Benign Neoplasm is SYP (Synaptophysin), and among its related pathways/superpathways is Extracellular vesicle-mediated signaling in recipient cells. Affiliated tissues include small intestine and pancreas.