Gastric Ulcer, also known as stomach ulcer, is related to cascade stomach and gastroparesis. An important gene associated with Gastric Ulcer is GAST (Gastrin), and among its related pathways/superpathways are Signal Transduction and Nanog in Mammalian ESC Pluripotency. The drugs Metronidazole and Rabeprazole have been mentioned in the context of this disorder. Affiliated tissues include liver and bone marrow, and related phenotypes are homeostasis/metabolism and growth/size/body region