An epidemiological investigation of an outbreak of Legionnaires' disease in a college in Tang Shan

Liu, X.

Zhonghua Liu Xing Bing Xue Za Zhi 11(5): 278-280

1990


ISSN/ISBN: 0254-6450
PMID: 2261616
Document Number: 361632
An outbreak of Legionnaires' Disease (LD) in a college in Tang Shan in the winter of 1987 was reported. Indirect fluorescent assay (IFA) for the antibodies against Legionella Pneumophila (Lp) serogroups I, VI and VIII was carried out in 52 students and 6 teachers. It was found that the antibody titer of LP VI greater than or equal to 1:256 was in 12 students. The clinical figures of these patients were classified into three types: pneumonia 3, fever 9 and asymptomatic 1. It was postulated that the outbreak was associated with water contamination of the college bathroom. There were more patients in two dormitories than in the others, which was suggested that the possibility of a spread of the disease from a person to the others.

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