On the one hand, there is much progress to be proud of. But across the world we are also seeing the symptoms of years of underinvestment and insufficient action in the fight against TB.

Edward is lucky to have been diagnosed in time; the most common methods for testing drug resistance can take between six and 16 weeks. Luck shouldn't have anything to do with it: Many patients lose their lives before it is even known that they have drug-resistant TB.

This week donors are meeting to discuss the Global Fund's progress in fighting the three killer diseases: AIDS, TB and malaria. Looking at the future, one thing is clear: we need sufficient funds and we need to spend them right.

I feel outrage everyday. I think of the stories I know about those who have lived with and died from tuberculosis and I feel truly deeply irreparably angry.