Tuberculosis – a bacterial infection that mostly affects the lungs – is transmitted through tiny droplets in the air. When a person with active tuberculosis coughs, sneezes, or speaks, he or she sends these particles flying through the air. The infection gets passed on to another person when he or she breathes in those Tuberculosis (TB) is an infectious disease that most often affects the lungs and is caused by a type of bacteria. It spreads through the air when infected people cough, sneeze or spit. Tuberculosis is preventable and curable. About a quarter of the global population is estimated to have been infected with TB bacteria
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Print. Exposure to TB. What is TB? “TB” is short for a disease called tuberculosis. TB is spread through the air from one person to another. TB germs are passed through the air when someone who is sick with TB disease of the lungs or throat coughs, speaks, laughs, sings, or sneezes Background: Tuberculosis (TB) remains a global public health problem, with developing countries bearing the highest burden. Nigeria is first in Africa and sixth in the world among the countries with the highest TB burden, but is among the 10 countries accounting for over 70% of the global gap in TB case Skin test: The TB skin test is performed by injecting a small amount of fluid (called tuberculin) into the skin in the lower part of the arm. A person given the tuberculin skin test must return within two to three days to monitor any reaction on the arm. The health care worker will look for a raised, hard area or swelling, and if
Understanding Tuberculosis: Causes, Symptoms, and Treatment Options - WebMD
A spiral of poverty. People with TB can find themselves in a downward spiral of poverty. This is because: Loss of productivity: They are often unable to work or attend school – for months on average. Carers, if needed, may be expected to give up work or school themselves. This can result in a significant loss of earnings TB bacteria spread through the air from one person to another. When a person with TB disease of the lungs or throat coughs, speaks, or sings, TB bacteria can get into the air. People nearby may breathe in these bacteria and become infected. TB is NOT spread by. shaking someone’s hand; sharing food or drink; touching bed linens or toilet Tuberculosis. Tuberculosis (TB) is a contagious disease caused by infection with Mycobacterium tuberculosis (Mtb) bacteria. It is spread through the air when a person with TB disease of the lungs or throat coughs, speaks or sings, and people nearby breathe in these bacteria and become infected. TB typically TB is difficult to diagnose in camelids on clinical examination alone. Camelids infected with M. bovis may not show any clinical signs, and if they do, those signs are common to many other diseases. Furthermore, the incubation period of the disease is highly variable and can range from a few months to many years, in which Bovine TB (bTB) is a notifiable disease in the UK caused by Mycobacterium bovis. Disease can be carried and spread by a variety of other species including badgers, deer, alpacas, llamas, goats, cats and dogs, and it is also a zoonosis (humans can be infected). Figure 1