About one fourth of the world’s population is estimated to be infected with the tuberculosis (TB) bacterium, and about 5–10% of those infected develop active TB disease in their lifetime. The risk for active TB disease after infection depends on several factors, the most important being the person’...
WHO has developed guidelines on systematic screening for active tuberculosis (TB) based on a thorough review of available evidence. Early detection of TB is essential to further improve health outcomes for people with TB, and to reduce TB transmission more effectively. Systematic screening in high risk g...
Tuberculosis (TB) contacts are people who have close contact with patients with infectious TB.
As they are at high risk for infection (and in line with the Stop TB strategy), TB contacts should
be investigated systematically and actively for TB infection and disease. Such interventions
are called ‘tube...
