TB remains a health problem in France with about 5,000 new cases per year. Development of new
screening tests is a priority for TB. The main objective of the study is to evaluate
performances of innovative blood tests to identify active tuberculosis in adults patients
living in low-prevalence country. Adult patients with possible TB from will be tested for the
presence of antibodies directed against M. tuberculosis selected antigens. Positive and
negative predictive values will be established based on TB culture results.