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Tuberculosis generally affects the lungs, but it can also affect other parts of the body. [1] Most infections show no symptoms, in which case it is known as latent tuberculosis . [ 1 ] Around 10% of latent infections progress to active disease that, if left untreated, kill about half of those affected. [ 1 ]
Active tuberculosis can be contagious while latent tuberculosis is not, and it is therefore not possible to get TB from someone with latent tuberculosis. The main risk is that approximately 10% of these people (5% in the first two years after infection and 0.1% per year thereafter) will go on to develop active tuberculosis.
In some cases, tuberculosis can be fatal. California health officials said 50% of patients diagnosed with the infection are hospitalized, and the number that are succumbing to the disease is ...
Tuberculosis deaths in Florida (3 P) G. Tuberculosis deaths in Georgia (U.S. state) (9 P) H. Tuberculosis deaths in Hawaii (5 P) I. Tuberculosis deaths in Idaho (1 P)
Health chiefs have issued a warning after cases of tuberculosis in the UK rose in 2023, with more people seeking medical treatment for the serious lung infection which can leave patients coughing ...
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Aspergilloma in an old tuberculosis cavity; healed, calcified tuberculous lesions are also present towards the right of the image Healed tuberculous cavity, where the entire left lung is destroyed. Post-tuberculosis lung disease (PTLD) is ongoing lung disease that is caused by tuberculosis (TB) but persists after the infection is cured. [1]
Human infectious diseases may be characterized by their case fatality rate (CFR), the proportion of people diagnosed with a disease who die from it (cf. mortality rate).It should not be confused with the infection fatality rate (IFR), the estimated proportion of people infected by a disease-causing agent, including asymptomatic and undiagnosed infections, who die from the disease.