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Scanning electron micrograph of Mycobacterium tuberculosis. Tuberculosis is a serious public health problem in China. [1] China has the world's third largest cases of tuberculosis (after India and Indonesia), but progress in tuberculosis control was slow during the 1990s.
Drug-resistant TB is a serious public health issue in many developing countries, as its treatment is longer and requires more expensive drugs. MDR-TB is defined as resistance to the two most effective first-line TB drugs: rifampicin and isoniazid.
EXPAND-TB (Expanding Access to New Diagnostics for TB) is a UNITAID-funded project launched in 2009, which aims to increase access to tuberculosis (TB) diagnostic tests in 27 endemic countries. [ 1 ] [ 2 ]
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 ...
A megadiverse country is one of a group of nations that harbours the majority of Earth's species and high numbers of endemic species. Conservation International identified 17 megadiverse countries in 1998, [1] [2] all of which are located at least partially in tropical or subtropical regions. Megadiversity means exhibiting great biodiversity.
The 2017 Annex listing countries by region can be found here. The list can also be found on the Cost effectiveness and strategic planning (WHO-CHOICE) ...
Once inhaled TB frequently grows in the lungs, but can spread to any part of the body. Although TB is highly contagious, in most cases the human body is able to fend off the bacteria. But, TB can remain dormant in the body for years, and become active unexpectedly. If and when the disease does become active in the body, it can multiply rapidly ...
Prospects for tuberculosis control and elimination in a hypothetical high-burden country, starting in 2015. Tuberculosis has been a curable illness since the 1940s when the first drugs became available, although multidrug-resistant and extensively drug-resistant TB present an increasing challenge. [5]