Gastro-intestinal infections (viral/bacterial diarrhoea)

Bacterial Infections

  • Clostridium difficile (if antibiotic therapy in the last 4 weeks) - see separate guidance 
  • Salmonella sp
  • Campylobacter sp

Less common causes

  • Shigella sp
  • Toxigenic E. coli (e.g. 0157 or ETEC causing travellers diarrhoea)
  • Clostridium perfringens, Staphylococcus aureus and Bacillus cereus can produce toxins which are responsible for some cases of food poisoning
  • Vibrio cholerae and Aeromonas sp. if travel history to tropical countries

Viral Infections

  • Rotavirus (common infection in young children 6-24 months of age)
  • Adenoviruses (certain serotypes)
  • Noroviruses (also known as small round structured viruses, can cause explosive outbreaks of vomiting and diarrhoea in hospitals and nursing homes, highly infectious)
  • Calciviruses

Patient Management