Article: New threat in South Africa: drug-resistant tuberculosis strain.

Byline: Laurie Goering

JOHANNESBURG, South Africa _ A new form of severely drug-resistant tuberculosis that has killed 60 of 63 infected patients at one rural hospital in South Africa has quietly gained a foothold in southern Africa, a dramatic new threat to millions of Africans with immune systems already compromised by HIV infection, doctors and researchers say.

Cases of the new strain of tuberculosis, or XDR-TB, have been identified in Mozambique, Swaziland and Lesotho as well as in South Africa's Eastern Cape province, Johannesburg and in 29 hospitals in KwaZulu-Natal province, the region of South Africa hardest hit by the strain and AIDS, according ...

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