UK - London - tuberculosis patient has his blood taken for a liver test

Francis Elias Palma suffers from tuberculosis to the lungs and to the spine. He has his blood taken to check for any adverse effects to his lever from the TB medication. Francis lived on the streets before he was admitted to hospital and diagnosed with tuberculosis where he commenced a DOT, Directly Observed Treatment. Making his way into a TB Department every day to take his tablets. Even though he took his medicine he started to feel more and more pain in his back. He was suffering not only fr (Photo by In Pictures Ltd./Corbis via Getty Images)