There are many types of E. coli, and most of them are harmless. But some can cause bloody diarrhea. Some strains of E. coli bacteria may also cause severe. Background Escherichia coli (E. coli); is the most well-known species of bacteria on the planet and is also arguably the microorganism that we. Escherichia coli is a Gram-negative, facultative anaerobic, rod-shaped, coliform bacterium of . E. coli and related bacteria possess the ability to transfer DNA via bacterial conjugation or transduction, which allows genetic material to spread  Genus‎: ‎Escherichia.


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Infected people who work in restaurants and do not wash their hands properly after going to the toilet can spread the infection to customers and other members of staff.

Good hand hygiene is important in stopping the spread of infection. Bacteria can spread in bacteria e coli, petting zoos, and fairs.

Risk factors Some people who bacteria e coli more likely to be affected by E.

E. coli - Symptoms and causes - Mayo Clinic

People with a weakened immune system are more prone to complications. This includes patients with AIDSthose taking bacteria e coli medications, and people receiving chemotherapy. Patients with decreased stomach acid, either due to bacteria e coli surgery or medicines that lower stomach acid, have a higher risk of infection.

Young children and older people have a higher risk of developing serious illness and complications. Complications Most people make a full recovery within a week.

E. coli infection: Symptoms, causes, and treatment

However, around 10 percent of people are at risk of developing hemolytic uremic syndrome HUS. These are mostly young children and older people. HUS is characterized by hemolysis, or a breakup of red blood cells. This can cause anemiaa low bacteria e coli count, and kidney failure.

E. coli infection: Symptoms, causes, and treatment

Platelets, the blood cells responsible for blood clotting, clump together within the small blood vessels of the kidneys, resulting in reduced blood flow, or ischemia.

H4was the subject of a bacterial outbreak that began in Germany. Certain strains bacteria e coli E.


The outbreak started when several people in Germany were infected with enterohemorrhagic E. The outbreak did not only concern Germany, but also 15 other countries, including regions in North America. The incubation period is usually bacteria e coli days after the exposure, but may be as short as 1 day or as long as 10 days.

The symptoms often begin slowly with mild belly pain or non-bloody diarrhea that worsens over several bacteria e coli. HUS, if it occurs, develops an average 7 days after the first symptoms, when the diarrhea is improving.


Administration of antibiotics has been shown to shorten the course of illness and duration of excretion of enterotoxigenic E.

Currently, the antibiotics of choice are fluoroquinolones or bacteria e coliwith an emerging role for rifaximin.

Oral rifaximina semisynthetic rifamycin derivative, is an effective and well-tolerated antibacterial for the management of adults with non-invasive traveller's diarrhea.

Rifaximin was bacteria e coli more effective than placebo and no less effective than ciprofloxacin in reducing the duration of diarrhea. While rifaximin is effective in patients with E.


Oral inactivated vaccines bacteria e coli of toxin antigen and whole cells, i. There are currently no licensed vaccines for ETEC, though several are in various stages of development. Person to person E.

The bacteria are then spread when that person touches someone or something else, like food.

Escherichia coli - Wikipedia

Nursing homes, schools, and child care facilities are particularly vulnerable to person-to-person spreading. Animals People who work with animals, especially cows, goats, and sheep, are at increased risk for infection. Anyone who touches animals or who works bacteria e coli an environment with animals should wash their hands regularly and thoroughly.

While anyone can experience an E. Some risk factors include: