Duodenum Disease, also known as duodenal diseases, is related to duodenal ulcer and duodenitis, and has symptoms including constipation and diarrhea. An important gene associated with Duodenum Disease is S100A8 (S100 Calcium Binding Protein A8), and among its related pathways/superpathways are CLEC7A (Dectin-1) signaling and Dectin-2 family. The drug Pharmaceutical Solutions has been mentioned in the context of this disorder. Affiliated tissues include pancreas and small intestine, and related phenotypes are homeostasis/metabolism and neoplasm