This paper presents epidemiologic and clinical features of Campylobacter enteritis in developing countries:Campylobacter is most common bacteria from <2-yr old children with diarrhoea in developing countries Poor hygiene/sanitation and close proximity to animals contribute to acquiring enteric pathogens. A study in Egypt showed that infection could be pathogenic regardless of the child’s age, highlighting the need for improving prevention and control strategies. Emerging Infectious Diseases 2002;8:237-243.