Tuberculosis

Study blames latent infections for TB

Published in TB and Outbreaks Week, June 25th, 2002

Foreigners account for nearly 60% of all tuberculosis patients in New York City, but it is not because immigrants are bringing in new cases - it is because old infections are resurfacing, a study has found.

The reason appears to be that a campaign against the disease focused on treating new, active cases instead of eliminating latent infections, Elvin Geng, a medical student at Columbia University, reported in the May 9, 2002, New England Journal of Medicine.

Scientists at Columbia and the New York City Health Department looked at 546 cases in Manhattan's Washington Heights neighborhood from 1990 to 1999. Washington Heights has a large...

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Source: TB and Outbreaks Week (2002-06-25)

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