👉 The term "nontuberculous" refers to a group of organisms that are not commonly associated with tuberculosis (TB). These organisms may be found in various environments, including soil, water, and air. They do not contain TB-causing proteins or enzymes, which means they cannot cause the disease. However, they can transmit the infection through contact with contaminated surfaces or by inhaling dust containing TB spores. In summary, "nontuberculous" refers to organisms that are not