aware of it. does not produce noticeable symptoms. During this early stage, TB is not highly contagious and does not produce noticeable symptoms. Macrophages (cells that detect and destroy foreign matter) ingest the bacteria and transport them to the lymph nodes where they may be inhibited, destroyed, or they may be multiplied.
             If the bacteria are multiplied, active primary tuberculosis will develop. Symptoms include coughing, night sweats, weight loss, and fever. A chest X-ray may show shadows in the lungs or fluid collection between the lungs and its lining. If the bacteria are inhibited, rather than destroyed, the immune cells and the bacteria
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