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Tuberculosis (TB), also known colloquially as the "white death", or historically as consumption, [7] is a contagious disease usually caused by Mycobacterium tuberculosis (MTB) bacteria. [1] Tuberculosis generally affects the lungs , but it can also affect other parts of the body. [ 1 ]
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 .
Some forms of TB are also resistant to second-line medications, and are called extensively drug-resistant TB . [1] Tuberculosis is caused by infection with the bacterium Mycobacterium tuberculosis. Almost one in four people in the world are infected with TB bacteria. [1] Only when the bacteria become active do people become ill with TB.
Caused by Mycobacterium tuberculosis bacteria, one of the diseases with the highest disease burden is tuberculosis, which killed 1.4 million people in 2019, mostly in sub-Saharan Africa. [4]
The development of Leprosy is caused by infection with either Mycobacterium leprae or Mycobacterium lepromatosis, two closely related bacteria. Roughly 200,000 new cases of infection are reported each year, and 80% of new cases are reported in Brazil, India, and Indonesia. [25]
The Mycobacterium tuberculosis complex (MTC or MTBC) is a genetically related group of Mycobacterium species that can cause tuberculosis in humans or other animals. It includes: Mycobacterium tuberculosis; Mycobacterium africanum; Mycobacterium orygis [1] Mycobacterium bovis and the Bacillus Calmette–Guérin strain; Mycobacterium microti ...
Rates of the highly contagious infection began to tick back up in 2019, but a third of the new cases identified in the past four years were detected in just the first three months of 2024, the CDC ...
Mycobacterium tuberculosis is the most common cause of both pulmonary tuberculosis and tuberculous lymphadenitis. [1] [6] Historically, transmission of Mycobacterium bovis from dairy consumption was another frequent cause of tuberculous lymphadenitis, but incidence has drastically decreased in developed countries since the advent of pasteurization and other efforts to prevent bovine ...