<unk>  <unk> , also called<unk>  infection <unk> I) is when a person is infected with Mycobacterium tuberculosis, but does not have active tuberculosis. Active tuberculosis can be contagious while<unk>  is not, and it is therefore not possible to get TB from someone with<unk> . The main risk is that approximately 10% of these people (5% in the first two years after infection and 0.1% per year thereafter) will go on to develop active tuberculosis. This is particularly true, and there is added risk, in particular situations such as medication that suppresses the immune system or advancing age. The identification and treatment of people with<unk>  TB is an important part of controlling this disease. Various treatment regimens are in use for<unk> . They generally need to be taken for several months.
Latent tuberculosis
Primary inoculation tuberculosis
Extensively drug-resistant tuberculosis
Totally drug-resistant tuberculosis
Tuberculosis in relation to HIV
Multidrug-resistant tuberculosis
Tuberculosis
Vietnamese tuberculosis