Web– Coughing, sneezing, talking, singing…. • TB usually affects the lungs but it can spread to other body parts • 1/3 of the world’s population is infected with TB • Only 5-10% actually develop TB disease during their lifetime • Latent TB infection progresses to TB disease when the body’s defence system is weakened e.g. HIV infection, WebOct 28, 2011 · TB germs are put into the air when a person with TB disease of the lungs or throat coughs, sneezes, speaks, or sings. These germs can stay in the air for several hours, depending on the environment. Persons who breathe in the air containing these TB germs can become infected; this is called latent TB infection.

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WebMar 31, 2016 · Besides the direct transmission from an infected person to an uninfected person, the TB bacilli can also be transmitted by dust. Once coughed out by a person with TB, the bacilli can survive up to six months outside the body if they are protected from direct sunlight. Often they settle in dusty, dark areas. WebThe TB bacterium is spread through the air when an infected person coughs, sneezes, speaks, sings, or laughs. It’s not likely to be spread through personal items, such as … chitin in mammals

Tuberculosis: Symptoms and Causes - Healthline

Web15 hours ago · People cannot be infected through handshaking, kissing or handling bedding and toilet seats. Health officials noted that some people can be infected with TB without manifesting symptoms, which... WebAug 8, 2024 · TB is not spread by touching, kissing, or sharing food or dishes. You're more likely to catch TB from people you live or work with than from people you see for shorter amounts of time. Who is more likely to … WebTuberculosis most commonly affects the lungs. Symptoms include productive cough, fever, weight loss, and malaise. Diagnosis is most often by sputum smear and culture and, … grasmachines brico