Tuberculosis is a contagious bacterial infection caused by Mycobacterium tuberculosis . Although it primarily attacks the , it can spread to other parts of the body, such as the brain, spine, and kidneys. It remains one of the world's leading infectious killers, causing approximately 1.5 million deaths annually. Key Concepts in TB Research Latent vs. Active Infection :
: The BCG (Bacille Calmette-Guérin) vaccine is often given to children in high-risk countries to prevent severe forms of the disease. Data Context (10190934-Public) TB-(10190934-Public).7z
: TB is airborne . It spreads when an infected person coughs, sneezes, or speaks, releasing tiny droplets that others breathe in. It is not spread by shaking hands or sharing food. Tuberculosis is a contagious bacterial infection caused by