Escherichia coli


See 'Additional Information'
See 'Additional Information'

General Information

Pathogen information

Fermenting Gram-negative bacillus, of the Enterobacteriaceae family


Normal GI flora.
Most predominant Gram-negative bacillus.

Associated syndromes

Most common cause of UTI.

Also common:

  • Intra-abdominal infection/abscess

  • Nosocomial pneumonia

  • Bacteremia

  • Prosthetic device infection

  • Gastroenteritis, ranging from travelers diarrhea to invasive infection with hemolytic-uremic syndrome

  • Myriad other manifestations

  • Endocarditis is rare

Additional Information

May require contact precautions if highly resistant i.e. ESBL, carbapenem resistant.