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  2. Tuberculosis - Wikipedia

    en.wikipedia.org/wiki/Tuberculosis

    If TB bacteria gain entry to the blood stream from an area of damaged tissue, they can spread throughout the body and set up many foci of infection, all appearing as tiny, white tubercles in the tissues. [96] This severe form of TB disease, most common in young children and those with HIV, is called miliary tuberculosis. [97]

  3. History of tuberculosis - Wikipedia

    en.wikipedia.org/wiki/History_of_tuberculosis

    In addition, between 1851 and 1910, around four million died from TB in England and Wales – more than one third of those aged 15 to 34 and half of those aged 20 to 24 died from TB. [62] By the late 19th century, 70–90% of the urban populations of Europe and North America were infected with the Mycobacterium tuberculosis , and about 80% of ...

  4. Tuberculosis in India - Wikipedia

    en.wikipedia.org/wiki/Tuberculosis_in_India

    Children have special needs both in preventing and treating tuberculosis. Tuberculosis is one of India's major public health problems. According to World Health Organization estimates, India has the world's largest tuberculosis epidemic. [5] In 2020, India accounted for 26% of the incident TB cases across the globe.

  5. Latent tuberculosis - Wikipedia

    en.wikipedia.org/wiki/Latent_tuberculosis

    The World Health Organization no longer endorses the concept that all those with immunologic evidence of past TB infection are currently infected and so are at risk of developing TB some time in the future. In 2022, the WHO issued corrigenda to its 2021 Global TB Report to clarify estimates on the worldwide burden of infected people. [44]

  6. Mycobacterium tuberculosis - Wikipedia

    en.wikipedia.org/wiki/Mycobacterium_tuberculosis

    Mycobacterium tuberculosis (M. tb), also known as Koch's bacillus, is a species of pathogenic bacteria in the family Mycobacteriaceae and the causative agent of tuberculosis. [1] [2] First discovered in 1882 by Robert Koch, M. tuberculosis has an unusual, waxy coating on its cell surface primarily due to the presence of mycolic acid.

  7. Wikipedia : Osmosis/Tuberculosis

    en.wikipedia.org/wiki/Wikipedia:Osmosis/Tuberculosis

    Also, the IGRA is more specific to TB rather than other types of mycobacterial infections and is unlikely to be positive as a result of having BCG vaccine in the past, a vaccine that protects against TB. And this is a pretty useful feature of IGRAs, since BCG vaccine is given to many children around the world to prevent disseminated TB.

  8. List of epidemics and pandemics - Wikipedia

    en.wikipedia.org/wiki/List_of_epidemics_and...

    [21] [22] According to the World Health Organization, approximately 10 million new TB infections occur every year, and 1.5 million people die from it each year – making it the world's top infectious killer (before COVID-19 pandemic). [21] However, there is a lack of sources which describe major TB epidemics with definite time spans and death ...

  9. Risk factors for tuberculosis - Wikipedia

    en.wikipedia.org/wiki/Risk_factors_for_tuberculosis

    The risk of developing TB is estimated to be between 20 and 37 times greater in people living with HIV than among those without HIV infection. TB is a leading cause of morbidity and mortality among people living with HIV. [13] In 2009, there were 9.4 million new cases of TB, of which 1.2 (13%) million were among people living with HIV.