Diverticulitis is related to appendicitis and diverticulitis of colon. An important gene associated with Diverticulitis is NALF1 (NALCN Channel Auxiliary Factor 1), and among its related pathways/superpathways are Innate Immune System and Cytokine Signaling in Immune system. The drugs Morphine and Lidocaine have been mentioned in the context of this disorder. Affiliated tissues include colon and small intestine.