It causes multisystem infection and eventually might lead to death of the infected person. Two types of TB that are commonly observed include latent TB in which the infected person do not show symptoms and active TB in which the infected person shows clinical symptoms of TB. Clinical symptoms and signs of TB include fever, night sweats, cough, weight loss, hemoptysis (coughing up blood-stained sputum), fatigue, chest pain, and shortness of breath. Depending upon the symptoms, TB may be ... Read more

Tuberculosis (TB) is a bacterial infection caused by Mycobacterium tuberculosis that typically affects the lungs. It is transmitted from person to person via droplets from the throat and lungs of people with the active respiratory disease. Tuberculosis vaccine aims to protect, prevents spreading of the bacteria that causes tuberculosis disease. The existing TB vaccine Bacillus Calmette-Guérin (BCG) provides limited and variable protection against adult pulmonary TB and has no efficacy ... Read more