Tuberculosis

 Tuberculosis (TB) is associate communicable disease sometimes caused by mycobacteria (MTB) bacterium. TB usually affects the lungs, however may also have an effect on alternative elements of the body. Most infections show no symptoms, within which case it's called latent TB. concerning 100% of latent infections make active sickness that, if left untreated, kills concerning half those affected. The classic symptoms of active TB square measure a chronic cough with blood-containing secretion, fever, night sweats, and weight loss. It had been traditionally referred to as "consumption" because of the burden loss. Infection of alternative organs will cause a large vary of symptoms. TB is unfold from one person to succeeding through the air once those who have active TB in their lungs cough, spit, speak, or sneeze. People with latent TB don't unfold the sickness. Active infection happens a lot of typically in individuals with HIV/AIDS and in those that smoke. Diagnosing of active TB is predicated on chest X-rays, further as microscopic examination and culture of body fluids. Diagnosing of latent TB depends on the liquid diagnostic test (TST) or blood tests