A. butzleri is more commonly associated with human disease, and serotypes 1 and 5 are primarily
associated with human infection.
Incubation: Not known.
Symptoms: Patients can be asymptomatic. The most common symptom is acute watery diarrhoea
lasting for 3-15 days, sometimes being persistent or recurrent for greater than 2 weeks or even as
long as 2 months. Often accompanied by abdominal pain and nausea. Some patients also experience
bodily weakness, fever, chills and vomiting. Coinfection with another enteric pathogen has been
observed, as has infection by Arcobacter in patients with other conditions such as diabetes.
Hospitalisation can occur.
Condition: Usually gastroenteritis, but occasionally septicaemia.
Toxins: Produces chemicals that are toxic to some cells, but no information on toxin production in
At Risk Groups: Can affect any age group, though highest prevalence is in very young children. One
Belgian study indicated that slightly more females were infected than males.
Long Term Effects: Not known.