An outbreak of six Legionnaires’ disease cases is believed to be associated with an industrial cooling tower in the Canterbury area of Christchurch New Zealand.
The first cases were reported in April and two additional cases were reported in May. As of May 25, there are no new cases.
All patients were hospitalized for their illness and spent an average of six days in the hospital.
The cooling tower suspected as being the source of the outbreak is located in Hillsborough and tested positive for the presence of Legionella bacteria. It was treated immediately after the positive finding.
According to Dr. Raymon Pink, medical officer of health for the Canterbury region, the District Health Board has been encouraging the industry to test and treat cooling towers.
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