Enteritis ("enteron", small intestine) and -ιτις ("-itis", inflammation). Enteritis Enteritis is inflammation of the small intestine. It is most commonly caused by food or drink contaminated with pathogenic microbes, such as "serratia", but may have other causes such as NSAIDs, cocaine, radiation therapy as well as autoimmune conditions like Crohn's disease and coeliac disease. Symptoms include abdominal pain, cramping, diarrhoea, dehydration, and fever. Related diseases of the gastrointestinal system include inflammation of the stomach and large intestine. Duodenitis, jejunitis and ileitis are subtypes of enteritis which are only localised to a specific part of the small intestine. Inflammation of both the
Enteritis vessels, leading to polyp formation, necrosis, inflammation and ulcers. It is most commonly seen in patients with a history of atopy, however is overall relatively uncommon. In Germany, 90% of cases of infectious enteritis are caused by four pathogens, Norovirus, Rotavirus, "Campylobacter" and "Salmonella". Other common causes of infectious enteritis include bacteria such as "Shigella" and "E. coli," as well as viruses such as adenovirus, astrovirus and calicivirus. Other less common pathogens include "Bacillus cereus, Clostridium perfringens, Clostridium difficile" and "Staphylococcus aureus". "Campylobacter jejuni" is one of the most common sources of infectious enteritis, and the most common bacterial pathogen