Advances in research on Escherichia coli and pediatric infectious diseases

Escherichia coli is a common intestinal colonization bacterium in human body.It causes infectious diarrhea if it turns into a pathogenic bacterium under certain conditions.In a few cases, it can cause extraintestinal infections, such as bacterial meningitis, lower respiratory tract infection, biliary tract infection, and urinary tract infection, etc.With the increasing of antibiotic abuse, the pathogenesis of Escherichia coli in different infectious diseases has its own characteristics.The hazards, pathogenesis and treatment progress of different infectious diseases were reviewed in this paper. Key words: Escherichia coli; Infectious diarrhea; Bacterial meningitis; Urinary tract infection; Lower respiratory tract infection; Biliary tract infection