Common Bile Duct Neoplasm, also known as neoplasm of common bile duct, is related to carcinosarcoma and gastric gastrinoma. An important gene associated with Common Bile Duct Neoplasm is SCT (Secretin). The drugs Dexamethasone and Dexamethasone acetate have been mentioned in the context of this disorder. Affiliated tissues include liver, and related phenotype is Increased number of mitotic cells.