Successful treatment of XDR-TB patient in Tanzania: report of the first XDR-TB patient.

Drug-resistant tuberculosis (TB) is emerging as a new and serious public health challenge. We present the first case with confirmed extensive drug-resistant TB in Tanzania in a patient who had prior exposure to anti-TB drugs and a history of imprisonment in South Africa. The addition of bedaquiline to the treatment regime resulted in positive to negative sputum conversion.