The appendix a blind end tube connected to the caecum near it's junction to small intestine and appendicitis is the term applied to inflammation of the vermiform appendix which, in humans, has unknown function. A total of 100 male and female from different localities with appendectomy were investigated for the parasites which may cause appendicitis and histopathological process has been performed. The results found that no significant differences between people with appendectomy and state; married or not, drinking coffee or tea and smoking cigarette. While, there was clear differences between the percentage of infection in male and female with parasites, and Entamoeba histolytica was the commonest parasite found in the appendix. Also, many pathological changes were noticed ranging from marked inflammation in the lamina propria to erosion of mucosal epithelial lining and peritonitis. Also, appendicitis with ulceration in the lamina propria, submucousa and muscularis externa was observed.
Parasitic Reasons, Appendicitis, Basrah, Iraq