Tuberculosis, Causes, Signs and Symptoms, Diagnosis and Treatment.

. Chapters 0:00 Introduction 0:25 Causes of Tuberculosis 1:29 Symptoms of Tuberculosis 1:45 Diagnosis of Tuberculosis 2:37 Treatment of Tuberculosis Tuberculosis (TB) is an infectious disease usually caused by Mycobacterium tuberculosis (MTB) bacteria.[1] Tuberculosis generally affects the lungs, but can also affect other parts of the body.[1] Most infections show no symptoms, in which case it is known as latent tuberculosis.[1] About 10% of latent infections progress to active disease which, if left untreated, kills about half of those affected.[1] The classic symptoms of active TB are a chronic cough with blood-containing mucus, fever, night sweats, and weight loss.[1] It was historically called consumption due to the weight loss.[8] Infection of other organs can cause a wide range of symptoms.[9] Tuberculosis is spread from one person to the next through the air when people who have active TB in their lungs cough, spit, speak, or sneeze.[1][10] People with latent