Escherichia coli


Routine Practices
Routine Practices

General Information

Pathogen information

Fermenting gram negative rod, of the Enterobacteriaceae family


Normal GI flora - most predominant gram negative bacillus

Associated syndromes

An exhaustive list. Most common cause of UTI. Also common: intra-abdominal infection/abscess, nosocomial pneumonia, bacteremia, prosthetic device infection.

Myriad other manifestations - note endocarditis is rare.

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

Additional Information

Use Contact Precautions until normal stools

If HUS, use Contact Precautions until two stools negative for E. coli 0157:H7 or 10 days from onset of diarrhea

Treatment of choice for ESBL strains is a carbapenem or other antimicrobial classes if susceptible

Suspected/confirmed verotoxigenic infection (i.e. 0157-H7) requires notification of Public Health immediately