\"And the longer we wait to do right, the more the problem is compounded, the worse it gets - there's more MDR [multi-drug-resistant TB], there's more XDR [extreme-drug-resistant TB], more patients are getting sick.\"
She said: \"The more patients that fly around the world coughing in aeroplanes, the more people in the North and the West are concerned about catching TB themselves, I think the more people will start to talk about what a global health emergency it is.\"

South Africa reported 343,000 TB cases in 2006, of which an estimated 6,000 were multi-drug-resistant. South Africa's first official case of extremely drug-resistant tuberculosis, or XDR-TB, was reported last year. The government says that there have been about 400 cases, but groups like Doctors Without Borders say this is a big underestimate.