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Totally Drug-Resistant TB Emerges in India
from Nature News
Physicians in India have identified a form of incurable tuberculosis there, raising further concerns over increasing drug resistance to the disease. Although reports call this latest form a "new entity," researchers suggest that it is instead another development in a long-standing problem.
The discovery makes India the third country in which a completely drug-resistant form of the disease has emerged, following cases documented in Italy in 2007 and Iran in 2009.
However, data on the disease, dubbed totally drug-resistant tuberculosis (TDR-TB), are sparse, and official accounts may not provide an adequate indication of its prevalence. Giovanni Migliori, director of the World Health Organization (WHO) Collaborating Centre for Tuberculosis and Lung Diseases in Tradate, Italy, suggests that TDR-TB is a deadlier iteration of the highly resistant forms of TB that have been increasingly reported over the past decade. "Totally resistant TB is not new at all," he says.
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