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5727691df1498d1400e8f78b
Tuberculosis
People with prolonged, frequent, or close contact with people with TB are at particularly high risk of becoming infected, with an estimated 22% infection rate. A person with active but untreated tuberculosis may infect 10–15 (or more) other people per year. Transmission should occur from only people with active TB – th...
Left untreated, about how many people could contract tuberculosis from an active TB patient in a year?
{ "answer_start": [ 219 ], "text": [ "10–15" ] }
5727691df1498d1400e8f78c
Tuberculosis
People with prolonged, frequent, or close contact with people with TB are at particularly high risk of becoming infected, with an estimated 22% infection rate. A person with active but untreated tuberculosis may infect 10–15 (or more) other people per year. Transmission should occur from only people with active TB – th...
About how long will a TB patient receiving effective treatment stay contagious?
{ "answer_start": [ 863 ], "text": [ "two weeks" ] }
5727691df1498d1400e8f78d
Tuberculosis
People with prolonged, frequent, or close contact with people with TB are at particularly high risk of becoming infected, with an estimated 22% infection rate. A person with active but untreated tuberculosis may infect 10–15 (or more) other people per year. Transmission should occur from only people with active TB – th...
If you contracted tuberculosis today, what's the estimated gestation period before you could spread the infection to others?
{ "answer_start": [ 1040 ], "text": [ "three to four weeks" ] }
5727691df1498d1400e8f78e
Tuberculosis
People with prolonged, frequent, or close contact with people with TB are at particularly high risk of becoming infected, with an estimated 22% infection rate. A person with active but untreated tuberculosis may infect 10–15 (or more) other people per year. Transmission should occur from only people with active TB – th...
What term is interchangeable with "active" when talking about tuberculosis infection?
{ "answer_start": [ 797 ], "text": [ "overt" ] }
57276d92708984140094dd47
Tuberculosis
TB infection begins when the mycobacteria reach the pulmonary alveoli, where they invade and replicate within endosomes of alveolar macrophages. Macrophages identify the bacterium as foreign and attempt to eliminate it by phagocytosis. During this process, the bacterium is enveloped by the macrophage and stored tempora...
What specific part of the lungs marks the start of tuberculosis infection?
{ "answer_start": [ 52 ], "text": [ "pulmonary alveoli" ] }
57276d92708984140094dd48
Tuberculosis
TB infection begins when the mycobacteria reach the pulmonary alveoli, where they invade and replicate within endosomes of alveolar macrophages. Macrophages identify the bacterium as foreign and attempt to eliminate it by phagocytosis. During this process, the bacterium is enveloped by the macrophage and stored tempora...
What's the process by which macrophages try to get rid of the TB bacterium?
{ "answer_start": [ 222 ], "text": [ "phagocytosis" ] }
57276d92708984140094dd49
Tuberculosis
TB infection begins when the mycobacteria reach the pulmonary alveoli, where they invade and replicate within endosomes of alveolar macrophages. Macrophages identify the bacterium as foreign and attempt to eliminate it by phagocytosis. During this process, the bacterium is enveloped by the macrophage and stored tempora...
What do you get when you combine a lysosome and a phagosome?
{ "answer_start": [ 427 ], "text": [ "a phagolysosome" ] }
57276d92708984140094dd4a
Tuberculosis
TB infection begins when the mycobacteria reach the pulmonary alveoli, where they invade and replicate within endosomes of alveolar macrophages. Macrophages identify the bacterium as foreign and attempt to eliminate it by phagocytosis. During this process, the bacterium is enveloped by the macrophage and stored tempora...
What does the M. tuberculosis bacterium have that protects it from being affected by toxins?
{ "answer_start": [ 590 ], "text": [ "mycolic acid capsule" ] }
57276d92708984140094dd4b
Tuberculosis
TB infection begins when the mycobacteria reach the pulmonary alveoli, where they invade and replicate within endosomes of alveolar macrophages. Macrophages identify the bacterium as foreign and attempt to eliminate it by phagocytosis. During this process, the bacterium is enveloped by the macrophage and stored tempora...
What vesicle is the temporary holding room for the M. tuberculosis bacterium during phagocytosis?
{ "answer_start": [ 362 ], "text": [ "phagosome" ] }
5727713d708984140094dda9
Tuberculosis
The primary site of infection in the lungs, known as the "Ghon focus", is generally located in either the upper part of the lower lobe, or the lower part of the upper lobe. Tuberculosis of the lungs may also occur via infection from the blood stream. This is known as a Simon focus and is typically found in the top of t...
What two-word phrase is used for the main part of the lungs infected by TB?
{ "answer_start": [ 58 ], "text": [ "Ghon focus" ] }
5727713d708984140094ddaa
Tuberculosis
The primary site of infection in the lungs, known as the "Ghon focus", is generally located in either the upper part of the lower lobe, or the lower part of the upper lobe. Tuberculosis of the lungs may also occur via infection from the blood stream. This is known as a Simon focus and is typically found in the top of t...
If the lungs are infected by TB via bloodstream, what's the type of focus?
{ "answer_start": [ 270 ], "text": [ "Simon focus" ] }
5727713d708984140094ddab
Tuberculosis
The primary site of infection in the lungs, known as the "Ghon focus", is generally located in either the upper part of the lower lobe, or the lower part of the upper lobe. Tuberculosis of the lungs may also occur via infection from the blood stream. This is known as a Simon focus and is typically found in the top of t...
In what general area of the lungs is SImon focus usually located?
{ "answer_start": [ 308 ], "text": [ "the top" ] }
5727713d708984140094ddac
Tuberculosis
The primary site of infection in the lungs, known as the "Ghon focus", is generally located in either the upper part of the lower lobe, or the lower part of the upper lobe. Tuberculosis of the lungs may also occur via infection from the blood stream. This is known as a Simon focus and is typically found in the top of t...
What is the term that describes a blood-borne infection, like TB when it travels through the blood to the kidneys or brain?
{ "answer_start": [ 334 ], "text": [ "hematogenous" ] }
5727713d708984140094ddad
Tuberculosis
The primary site of infection in the lungs, known as the "Ghon focus", is generally located in either the upper part of the lower lobe, or the lower part of the upper lobe. Tuberculosis of the lungs may also occur via infection from the blood stream. This is known as a Simon focus and is typically found in the top of t...
Four areas of the body are usually safe from TB infection, including skeletal muscles, heart, and thyroid; what's the fourth?
{ "answer_start": [ 608 ], "text": [ "pancreas" ] }
572773e9f1498d1400e8f882
Tuberculosis
Tuberculosis is classified as one of the granulomatous inflammatory diseases. Macrophages, T lymphocytes, B lymphocytes, and fibroblasts aggregate to form granulomas, with lymphocytes surrounding the infected macrophages. When other macrophages attack the infected macrophage, they fuse together to form a giant multinuc...
What specific type of disease is TB?
{ "answer_start": [ 41 ], "text": [ "granulomatous inflammatory" ] }
572773e9f1498d1400e8f883
Tuberculosis
Tuberculosis is classified as one of the granulomatous inflammatory diseases. Macrophages, T lymphocytes, B lymphocytes, and fibroblasts aggregate to form granulomas, with lymphocytes surrounding the infected macrophages. When other macrophages attack the infected macrophage, they fuse together to form a giant multinuc...
What type of cells gather around infected macrophages in a person infected with TB?
{ "answer_start": [ 172 ], "text": [ "lymphocytes" ] }
572773e9f1498d1400e8f884
Tuberculosis
Tuberculosis is classified as one of the granulomatous inflammatory diseases. Macrophages, T lymphocytes, B lymphocytes, and fibroblasts aggregate to form granulomas, with lymphocytes surrounding the infected macrophages. When other macrophages attack the infected macrophage, they fuse together to form a giant multinuc...
What type of cell forms when macrophages clump together trying to kill off the TB infection?
{ "answer_start": [ 312 ], "text": [ "multinucleated" ] }
572773e9f1498d1400e8f886
Tuberculosis
Tuberculosis is classified as one of the granulomatous inflammatory diseases. Macrophages, T lymphocytes, B lymphocytes, and fibroblasts aggregate to form granulomas, with lymphocytes surrounding the infected macrophages. When other macrophages attack the infected macrophage, they fuse together to form a giant multinuc...
What natural defensive response is hindered by cells in granulomas that can't send antigen to lymphocytes?
{ "answer_start": [ 725 ], "text": [ "immune response" ] }
572773e9f1498d1400e8f885
Tuberculosis
Tuberculosis is classified as one of the granulomatous inflammatory diseases. Macrophages, T lymphocytes, B lymphocytes, and fibroblasts aggregate to form granulomas, with lymphocytes surrounding the infected macrophages. When other macrophages attack the infected macrophage, they fuse together to form a giant multinuc...
What's the technical term for abnormal cell death?
{ "answer_start": [ 914 ], "text": [ "necrosis" ] }
57277506708984140094de19
Tuberculosis
In many people, the infection waxes and wanes. Tissue destruction and necrosis are often balanced by healing and fibrosis. Affected tissue is replaced by scarring and cavities filled with caseous necrotic material. During active disease, some of these cavities are joined to the air passages bronchi and this material ca...
What process replaces tissue damaged by TB?
{ "answer_start": [ 154 ], "text": [ "scarring" ] }
57277506708984140094de1a
Tuberculosis
In many people, the infection waxes and wanes. Tissue destruction and necrosis are often balanced by healing and fibrosis. Affected tissue is replaced by scarring and cavities filled with caseous necrotic material. During active disease, some of these cavities are joined to the air passages bronchi and this material ca...
What material can sometimes be expelled by coughing if the cavities it's stored in connect to bronchi?
{ "answer_start": [ 188 ], "text": [ "caseous necrotic material" ] }
57277506708984140094de1b
Tuberculosis
In many people, the infection waxes and wanes. Tissue destruction and necrosis are often balanced by healing and fibrosis. Affected tissue is replaced by scarring and cavities filled with caseous necrotic material. During active disease, some of these cavities are joined to the air passages bronchi and this material ca...
What type of bacteria-attacking medicine will treat tuberculosis?
{ "answer_start": [ 422 ], "text": [ "antibiotics" ] }
57277506708984140094de1c
Tuberculosis
In many people, the infection waxes and wanes. Tissue destruction and necrosis are often balanced by healing and fibrosis. Affected tissue is replaced by scarring and cavities filled with caseous necrotic material. During active disease, some of these cavities are joined to the air passages bronchi and this material ca...
Are the bacteria in caseous necrotic material living or dead?
{ "answer_start": [ 349 ], "text": [ "living" ] }
572777ca708984140094de67
Tuberculosis
Diagnosing active tuberculosis based only on signs and symptoms is difficult, as is diagnosing the disease in those who are immunosuppressed. A diagnosis of TB should, however, be considered in those with signs of lung disease or constitutional symptoms lasting longer than two weeks. A chest X-ray and multiple sputum c...
Is active TB difficult or easy to diagnose by patients' symptoms alone?
{ "answer_start": [ 67 ], "text": [ "difficult" ] }
572777ca708984140094de68
Tuberculosis
Diagnosing active tuberculosis based only on signs and symptoms is difficult, as is diagnosing the disease in those who are immunosuppressed. A diagnosis of TB should, however, be considered in those with signs of lung disease or constitutional symptoms lasting longer than two weeks. A chest X-ray and multiple sputum c...
If a patient has some symptoms associated with TB, after what time period should tuberculosis be diagnostically considered?
{ "answer_start": [ 274 ], "text": [ "two weeks" ] }
572777ca708984140094de69
Tuberculosis
Diagnosing active tuberculosis based only on signs and symptoms is difficult, as is diagnosing the disease in those who are immunosuppressed. A diagnosis of TB should, however, be considered in those with signs of lung disease or constitutional symptoms lasting longer than two weeks. A chest X-ray and multiple sputum c...
What part of the body would be X-rayed to check for TB?
{ "answer_start": [ 287 ], "text": [ "chest" ] }
572777ca708984140094de6a
Tuberculosis
Diagnosing active tuberculosis based only on signs and symptoms is difficult, as is diagnosing the disease in those who are immunosuppressed. A diagnosis of TB should, however, be considered in those with signs of lung disease or constitutional symptoms lasting longer than two weeks. A chest X-ray and multiple sputum c...
What sign of TB infection would a lab be looking for in a sputum culture?
{ "answer_start": [ 332 ], "text": [ "acid-fast bacilli" ] }
572777ca708984140094de6b
Tuberculosis
Diagnosing active tuberculosis based only on signs and symptoms is difficult, as is diagnosing the disease in those who are immunosuppressed. A diagnosis of TB should, however, be considered in those with signs of lung disease or constitutional symptoms lasting longer than two weeks. A chest X-ray and multiple sputum c...
Along with interferon-y release essays, what other tests aren't useful in TB diagnosis in developing countries?
{ "answer_start": [ 428 ], "text": [ "tuberculin skin tests" ] }
57277a72f1498d1400e8f936
Tuberculosis
The Mantoux tuberculin skin test is often used to screen people at high risk for TB. Those who have been previously immunized may have a false-positive test result. The test may be falsely negative in those with sarcoidosis, Hodgkin's lymphoma, malnutrition, and most notably, active tuberculosis. Interferon gamma relea...
What result might someone who has received a TB vaccination get from the Mantoux test?
{ "answer_start": [ 137 ], "text": [ "false-positive" ] }
57277a72f1498d1400e8f93a
Tuberculosis
The Mantoux tuberculin skin test is often used to screen people at high risk for TB. Those who have been previously immunized may have a false-positive test result. The test may be falsely negative in those with sarcoidosis, Hodgkin's lymphoma, malnutrition, and most notably, active tuberculosis. Interferon gamma relea...
What liquid would you need from a patient to perform IGRAs?
{ "answer_start": [ 344 ], "text": [ "blood" ] }
57277a72f1498d1400e8f938
Tuberculosis
The Mantoux tuberculin skin test is often used to screen people at high risk for TB. Those who have been previously immunized may have a false-positive test result. The test may be falsely negative in those with sarcoidosis, Hodgkin's lymphoma, malnutrition, and most notably, active tuberculosis. Interferon gamma relea...
In combination with skin tests, are IGRAs associated with an increase or decrease in sensitivity?
{ "answer_start": [ 624 ], "text": [ "increase" ] }
57277a72f1498d1400e8f939
Tuberculosis
The Mantoux tuberculin skin test is often used to screen people at high risk for TB. Those who have been previously immunized may have a false-positive test result. The test may be falsely negative in those with sarcoidosis, Hodgkin's lymphoma, malnutrition, and most notably, active tuberculosis. Interferon gamma relea...
Which test has fewer false positives: IGRAs or the Mantoux skin test?
{ "answer_start": [ 331 ], "text": [ "IGRAs" ] }
57277a72f1498d1400e8f937
Tuberculosis
The Mantoux tuberculin skin test is often used to screen people at high risk for TB. Those who have been previously immunized may have a false-positive test result. The test may be falsely negative in those with sarcoidosis, Hodgkin's lymphoma, malnutrition, and most notably, active tuberculosis. Interferon gamma relea...
What does "IGRAs" stand for?
{ "answer_start": [ 298 ], "text": [ "Interferon gamma release assays" ] }
57277c575951b619008f8b13
Tuberculosis
It is the most widely used vaccine worldwide, with more than 90% of all children being vaccinated. The immunity it induces decreases after about ten years. As tuberculosis is uncommon in most of Canada, the United Kingdom, and the United States, BCG is administered only to those people at high risk. Part of the reasoni...
For about how long does full immunity from the TB vaccine last?
{ "answer_start": [ 145 ], "text": [ "ten years" ] }
57277c575951b619008f8b14
Tuberculosis
It is the most widely used vaccine worldwide, with more than 90% of all children being vaccinated. The immunity it induces decreases after about ten years. As tuberculosis is uncommon in most of Canada, the United Kingdom, and the United States, BCG is administered only to those people at high risk. Part of the reasoni...
What percentage of kids in the whole world get the BCG vaccine?
{ "answer_start": [ 61 ], "text": [ "90%" ] }
57277c575951b619008f8b15
Tuberculosis
It is the most widely used vaccine worldwide, with more than 90% of all children being vaccinated. The immunity it induces decreases after about ten years. As tuberculosis is uncommon in most of Canada, the United Kingdom, and the United States, BCG is administered only to those people at high risk. Part of the reasoni...
Is TB common or uncommon in the United States?
{ "answer_start": [ 175 ], "text": [ "uncommon" ] }
57277c575951b619008f8b16
Tuberculosis
It is the most widely used vaccine worldwide, with more than 90% of all children being vaccinated. The immunity it induces decreases after about ten years. As tuberculosis is uncommon in most of Canada, the United Kingdom, and the United States, BCG is administered only to those people at high risk. Part of the reasoni...
In addition to the U.S. and Canada, what European country sees very few tuberculosis infections?
{ "answer_start": [ 203 ], "text": [ "the United Kingdom" ] }
57277c575951b619008f8b17
Tuberculosis
It is the most widely used vaccine worldwide, with more than 90% of all children being vaccinated. The immunity it induces decreases after about ten years. As tuberculosis is uncommon in most of Canada, the United Kingdom, and the United States, BCG is administered only to those people at high risk. Part of the reasoni...
What segment of the population gets the TB vaccine in countries like Canada with a very low incidence of infection?
{ "answer_start": [ 290 ], "text": [ "high risk" ] }
5727a85fff5b5019007d920e
Tuberculosis
The World Health Organization declared TB a "global health emergency" in 1993, and in 2006, the Stop TB Partnership developed a Global Plan to Stop Tuberculosis that aims to save 14 million lives between its launch and 2015. A number of targets they have set are not likely to be achieved by 2015, mostly due to the incr...
What group heads up the Global Plan to Stop Tuberculosis?
{ "answer_start": [ 96 ], "text": [ "Stop TB Partnership" ] }
5727a85fff5b5019007d920f
Tuberculosis
The World Health Organization declared TB a "global health emergency" in 1993, and in 2006, the Stop TB Partnership developed a Global Plan to Stop Tuberculosis that aims to save 14 million lives between its launch and 2015. A number of targets they have set are not likely to be achieved by 2015, mostly due to the incr...
In what year did the WHO say tuberculosis was a "global health emergency"?
{ "answer_start": [ 73 ], "text": [ "1993" ] }
5727a85fff5b5019007d9210
Tuberculosis
The World Health Organization declared TB a "global health emergency" in 1993, and in 2006, the Stop TB Partnership developed a Global Plan to Stop Tuberculosis that aims to save 14 million lives between its launch and 2015. A number of targets they have set are not likely to be achieved by 2015, mostly due to the incr...
How many lives did the Stop TB Partnership vow to save in the nine years between its start and 2015?
{ "answer_start": [ 179 ], "text": [ "14 million" ] }
5727a85fff5b5019007d9211
Tuberculosis
The World Health Organization declared TB a "global health emergency" in 1993, and in 2006, the Stop TB Partnership developed a Global Plan to Stop Tuberculosis that aims to save 14 million lives between its launch and 2015. A number of targets they have set are not likely to be achieved by 2015, mostly due to the incr...
Drug-resistant TB is one of the barriers to success of the Stop TB Partnership's initiative; what's the other other?
{ "answer_start": [ 328 ], "text": [ "HIV-associated tuberculosis" ] }
5727a85fff5b5019007d9212
Tuberculosis
The World Health Organization declared TB a "global health emergency" in 1993, and in 2006, the Stop TB Partnership developed a Global Plan to Stop Tuberculosis that aims to save 14 million lives between its launch and 2015. A number of targets they have set are not likely to be achieved by 2015, mostly due to the incr...
What organization created a system to classify various types of TB?
{ "answer_start": [ 469 ], "text": [ "American Thoracic Society" ] }
5727ae4dff5b5019007d9270
Tuberculosis
Treatment of TB uses antibiotics to kill the bacteria. Effective TB treatment is difficult, due to the unusual structure and chemical composition of the mycobacterial cell wall, which hinders the entry of drugs and makes many antibiotics ineffective. The two antibiotics most commonly used are isoniazid and rifampicin, ...
What part of the mycobacterial cell makes tuberculosis more difficult to treat?
{ "answer_start": [ 172 ], "text": [ "wall" ] }
5727ae4dff5b5019007d9271
Tuberculosis
Treatment of TB uses antibiotics to kill the bacteria. Effective TB treatment is difficult, due to the unusual structure and chemical composition of the mycobacterial cell wall, which hinders the entry of drugs and makes many antibiotics ineffective. The two antibiotics most commonly used are isoniazid and rifampicin, ...
Isoniazid is one of the two most popular drugs for TB treatment; what's the other one?
{ "answer_start": [ 308 ], "text": [ "rifampicin" ] }
5727ae4dff5b5019007d9272
Tuberculosis
Treatment of TB uses antibiotics to kill the bacteria. Effective TB treatment is difficult, due to the unusual structure and chemical composition of the mycobacterial cell wall, which hinders the entry of drugs and makes many antibiotics ineffective. The two antibiotics most commonly used are isoniazid and rifampicin, ...
What complication does the use of combinations of antibiotics for active TB prevent?
{ "answer_start": [ 560 ], "text": [ "antibiotic resistance" ] }
5727ae4dff5b5019007d9273
Tuberculosis
Treatment of TB uses antibiotics to kill the bacteria. Effective TB treatment is difficult, due to the unusual structure and chemical composition of the mycobacterial cell wall, which hinders the entry of drugs and makes many antibiotics ineffective. The two antibiotics most commonly used are isoniazid and rifampicin, ...
What's the three-word name for the method where a health care worker watches their patient take their medication?
{ "answer_start": [ 699 ], "text": [ "Directly observed therapy" ] }
5727ae4dff5b5019007d9274
Tuberculosis
Treatment of TB uses antibiotics to kill the bacteria. Effective TB treatment is difficult, due to the unusual structure and chemical composition of the mycobacterial cell wall, which hinders the entry of drugs and makes many antibiotics ineffective. The two antibiotics most commonly used are isoniazid and rifampicin, ...
What organization recommends directly observed therapy to make sure people take their antibiotics correctly?
{ "answer_start": [ 825 ], "text": [ "WHO" ] }
5727b0c23acd2414000de9db
Tuberculosis
Primary resistance occurs when a person becomes infected with a resistant strain of TB. A person with fully susceptible MTB may develop secondary (acquired) resistance during therapy because of inadequate treatment, not taking the prescribed regimen appropriately (lack of compliance), or using low-quality medication. D...
If a person has TB that's resistant to rifampicin and isoniazid, which type of the disease do they have?
{ "answer_start": [ 462 ], "text": [ "MDR-TB" ] }
5727b0c23acd2414000de9dc
Tuberculosis
Primary resistance occurs when a person becomes infected with a resistant strain of TB. A person with fully susceptible MTB may develop secondary (acquired) resistance during therapy because of inadequate treatment, not taking the prescribed regimen appropriately (lack of compliance), or using low-quality medication. D...
What's the minimum number of second-line medication classes your TB would have to resist to make it count as "extensively drug-resistant"?
{ "answer_start": [ 618 ], "text": [ "three" ] }
5727b0c23acd2414000de9dd
Tuberculosis
Primary resistance occurs when a person becomes infected with a resistant strain of TB. A person with fully susceptible MTB may develop secondary (acquired) resistance during therapy because of inadequate treatment, not taking the prescribed regimen appropriately (lack of compliance), or using low-quality medication. D...
In what country was the first case of totally drug-resistant tuberculosis?
{ "answer_start": [ 774 ], "text": [ "Italy" ] }
5727b0c23acd2414000de9de
Tuberculosis
Primary resistance occurs when a person becomes infected with a resistant strain of TB. A person with fully susceptible MTB may develop secondary (acquired) resistance during therapy because of inadequate treatment, not taking the prescribed regimen appropriately (lack of compliance), or using low-quality medication. D...
What's the only antibiotic that might be effective against totally drug-resistant TB?
{ "answer_start": [ 860 ], "text": [ "Bedaquiline" ] }
5727b0c23acd2414000de9df
Tuberculosis
Primary resistance occurs when a person becomes infected with a resistant strain of TB. A person with fully susceptible MTB may develop secondary (acquired) resistance during therapy because of inadequate treatment, not taking the prescribed regimen appropriately (lack of compliance), or using low-quality medication. D...
Cases of totally drug-resistant TB have been found in what country in addition to Italy and India?
{ "answer_start": [ 844 ], "text": [ "Iran" ] }
5727b2e53acd2414000dea15
Tuberculosis
The risk of reactivation increases with immunosuppression, such as that caused by infection with HIV. In people coinfected with M. tuberculosis and HIV, the risk of reactivation increases to 10% per year. Studies using DNA fingerprinting of M. tuberculosis strains have shown reinfection contributes more substantially t...
As immunosuppression goes up in tuberculosis cases, what risk rises with it?
{ "answer_start": [ 12 ], "text": [ "reactivation" ] }
5727b2e53acd2414000dea16
Tuberculosis
The risk of reactivation increases with immunosuppression, such as that caused by infection with HIV. In people coinfected with M. tuberculosis and HIV, the risk of reactivation increases to 10% per year. Studies using DNA fingerprinting of M. tuberculosis strains have shown reinfection contributes more substantially t...
What disease has a similar relationship as TB does between reactivation and immunosuppression?
{ "answer_start": [ 97 ], "text": [ "HIV" ] }
5727b2e53acd2414000dea17
Tuberculosis
The risk of reactivation increases with immunosuppression, such as that caused by infection with HIV. In people coinfected with M. tuberculosis and HIV, the risk of reactivation increases to 10% per year. Studies using DNA fingerprinting of M. tuberculosis strains have shown reinfection contributes more substantially t...
If you'd been diagnosed with tuberculosis in 1995, how great a chance would you have faced of dying from it?
{ "answer_start": [ 547 ], "text": [ "8%" ] }
5727b2e53acd2414000dea18
Tuberculosis
The risk of reactivation increases with immunosuppression, such as that caused by infection with HIV. In people coinfected with M. tuberculosis and HIV, the risk of reactivation increases to 10% per year. Studies using DNA fingerprinting of M. tuberculosis strains have shown reinfection contributes more substantially t...
In what year did the risk of dying from TB reach half what it was in 1995?
{ "answer_start": [ 531 ], "text": [ "2008" ] }
5727b2e53acd2414000dea19
Tuberculosis
The risk of reactivation increases with immunosuppression, such as that caused by infection with HIV. In people coinfected with M. tuberculosis and HIV, the risk of reactivation increases to 10% per year. Studies using DNA fingerprinting of M. tuberculosis strains have shown reinfection contributes more substantially t...
New studies have found that half of reactivation cases of tuberculosis might actually be due to what other "re-" word?
{ "answer_start": [ 276 ], "text": [ "reinfection" ] }
5727b4f53acd2414000dea3d
Tuberculosis
Roughly one-third of the world's population has been infected with M. tuberculosis, with new infections occurring in about 1% of the population each year. However, most infections with M. tuberculosis do not cause TB disease, and 90–95% of infections remain asymptomatic. In 2012, an estimated 8.6 million chronic cases ...
At any given time, about how much of all the people in the world has M. tuberculosis?
{ "answer_start": [ 8 ], "text": [ "one-third" ] }
5727b4f53acd2414000dea3e
Tuberculosis
Roughly one-third of the world's population has been infected with M. tuberculosis, with new infections occurring in about 1% of the population each year. However, most infections with M. tuberculosis do not cause TB disease, and 90–95% of infections remain asymptomatic. In 2012, an estimated 8.6 million chronic cases ...
Approximately how many active TB cases were there in 2012?
{ "answer_start": [ 294 ], "text": [ "8.6 million" ] }
5727b4f53acd2414000dea3f
Tuberculosis
Roughly one-third of the world's population has been infected with M. tuberculosis, with new infections occurring in about 1% of the population each year. However, most infections with M. tuberculosis do not cause TB disease, and 90–95% of infections remain asymptomatic. In 2012, an estimated 8.6 million chronic cases ...
How many patients were diagnosed with tuberculosis in 2010?
{ "answer_start": [ 342 ], "text": [ "8.8 million" ] }
5727b4f53acd2414000dea40
Tuberculosis
Roughly one-third of the world's population has been infected with M. tuberculosis, with new infections occurring in about 1% of the population each year. However, most infections with M. tuberculosis do not cause TB disease, and 90–95% of infections remain asymptomatic. In 2012, an estimated 8.6 million chronic cases ...
About how many people died in 2010 carrying both HIV and TB?
{ "answer_start": [ 510 ], "text": [ "0.35 million" ] }
5727b4f53acd2414000dea41
Tuberculosis
Roughly one-third of the world's population has been infected with M. tuberculosis, with new infections occurring in about 1% of the population each year. However, most infections with M. tuberculosis do not cause TB disease, and 90–95% of infections remain asymptomatic. In 2012, an estimated 8.6 million chronic cases ...
What percentage of the world's total population gets infected with tuberculosis every year?
{ "answer_start": [ 123 ], "text": [ "1%" ] }
5727b8ad2ca10214002d94c2
Tuberculosis
Tuberculosis is the second-most common cause of death from infectious disease (after those due to HIV/AIDS). The total number of tuberculosis cases has been decreasing since 2005, while new cases have decreased since 2002. China has achieved particularly dramatic progress, with about an 80% reduction in its TB mortalit...
What infectious disease causes more deaths than tuberculosis?
{ "answer_start": [ 98 ], "text": [ "HIV/AIDS" ] }
5727b8ad2ca10214002d94c3
Tuberculosis
Tuberculosis is the second-most common cause of death from infectious disease (after those due to HIV/AIDS). The total number of tuberculosis cases has been decreasing since 2005, while new cases have decreased since 2002. China has achieved particularly dramatic progress, with about an 80% reduction in its TB mortalit...
When did new cases of TB infection start going down?
{ "answer_start": [ 217 ], "text": [ "2002" ] }
5727b8ad2ca10214002d94c4
Tuberculosis
Tuberculosis is the second-most common cause of death from infectious disease (after those due to HIV/AIDS). The total number of tuberculosis cases has been decreasing since 2005, while new cases have decreased since 2002. China has achieved particularly dramatic progress, with about an 80% reduction in its TB mortalit...
What country has had the most success reducing the TB mortality rate?
{ "answer_start": [ 223 ], "text": [ "China" ] }
5727b8ad2ca10214002d94c5
Tuberculosis
Tuberculosis is the second-most common cause of death from infectious disease (after those due to HIV/AIDS). The total number of tuberculosis cases has been decreasing since 2005, while new cases have decreased since 2002. China has achieved particularly dramatic progress, with about an 80% reduction in its TB mortalit...
In what decade did some strains of drug-resistant TB start showing up?
{ "answer_start": [ 974 ], "text": [ "1980s" ] }
5727b8ad2ca10214002d94c6
Tuberculosis
Tuberculosis is the second-most common cause of death from infectious disease (after those due to HIV/AIDS). The total number of tuberculosis cases has been decreasing since 2005, while new cases have decreased since 2002. China has achieved particularly dramatic progress, with about an 80% reduction in its TB mortalit...
How much did China reduce its rate of death from TB in the 20 years leading up to 2010?
{ "answer_start": [ 288 ], "text": [ "80%" ] }
5727bd804b864d1900163c18
Tuberculosis
In 2007, the country with the highest estimated incidence rate of TB was Swaziland, with 1,200 cases per 100,000 people. India had the largest total incidence, with an estimated 2.0 million new cases. In developed countries, tuberculosis is less common and is found mainly in urban areas. Rates per 100,000 people in dif...
Out of every 100,000 people in Swaziland in 2007, how many were infected with tuberculosis?
{ "answer_start": [ 89 ], "text": [ "1,200" ] }
5727bd804b864d1900163c19
Tuberculosis
In 2007, the country with the highest estimated incidence rate of TB was Swaziland, with 1,200 cases per 100,000 people. India had the largest total incidence, with an estimated 2.0 million new cases. In developed countries, tuberculosis is less common and is found mainly in urban areas. Rates per 100,000 people in dif...
What country had a record-setting 2 million new cases of TB in 2007?
{ "answer_start": [ 121 ], "text": [ "India" ] }
5727bd804b864d1900163c1a
Tuberculosis
In 2007, the country with the highest estimated incidence rate of TB was Swaziland, with 1,200 cases per 100,000 people. India had the largest total incidence, with an estimated 2.0 million new cases. In developed countries, tuberculosis is less common and is found mainly in urban areas. Rates per 100,000 people in dif...
What people in Australia and Canada have a much higher risk of TB infection than other residents?
{ "answer_start": [ 560 ], "text": [ "aboriginal" ] }
5727bd804b864d1900163c1b
Tuberculosis
In 2007, the country with the highest estimated incidence rate of TB was Swaziland, with 1,200 cases per 100,000 people. India had the largest total incidence, with an estimated 2.0 million new cases. In developed countries, tuberculosis is less common and is found mainly in urban areas. Rates per 100,000 people in dif...
What indigenous people in the U.S. are five times more likely to die from TB?
{ "answer_start": [ 629 ], "text": [ "Native Americans" ] }
5727bd804b864d1900163c1c
Tuberculosis
In 2007, the country with the highest estimated incidence rate of TB was Swaziland, with 1,200 cases per 100,000 people. India had the largest total incidence, with an estimated 2.0 million new cases. In developed countries, tuberculosis is less common and is found mainly in urban areas. Rates per 100,000 people in dif...
What percentage of TB cases in America are diagnosed in minority groups?
{ "answer_start": [ 736 ], "text": [ "84%" ] }
5727c461ff5b5019007d94ae
Tuberculosis
Tuberculosis has been present in humans since antiquity. The earliest unambiguous detection of M. tuberculosis involves evidence of the disease in the remains of bison in Wyoming dated to around 17,000 years ago. However, whether tuberculosis originated in bovines, then was transferred to humans, or whether it diverged...
What animal was found with 17,000-year-old damage from tuberculosis?
{ "answer_start": [ 162 ], "text": [ "bison" ] }
5727c461ff5b5019007d94af
Tuberculosis
Tuberculosis has been present in humans since antiquity. The earliest unambiguous detection of M. tuberculosis involves evidence of the disease in the remains of bison in Wyoming dated to around 17,000 years ago. However, whether tuberculosis originated in bovines, then was transferred to humans, or whether it diverged...
What does MTBC stand for?
{ "answer_start": [ 396 ], "text": [ "M. tuberculosis complex" ] }
5727c461ff5b5019007d94b0
Tuberculosis
Tuberculosis has been present in humans since antiquity. The earliest unambiguous detection of M. tuberculosis involves evidence of the disease in the remains of bison in Wyoming dated to around 17,000 years ago. However, whether tuberculosis originated in bovines, then was transferred to humans, or whether it diverged...
During what time period do some scientist believe the first human could have contracted TB from an ancestor they shared with animals?
{ "answer_start": [ 679 ], "text": [ "Neolithic Revolution" ] }
5727c461ff5b5019007d94b1
Tuberculosis
Tuberculosis has been present in humans since antiquity. The earliest unambiguous detection of M. tuberculosis involves evidence of the disease in the remains of bison in Wyoming dated to around 17,000 years ago. However, whether tuberculosis originated in bovines, then was transferred to humans, or whether it diverged...
In which U.S. state was the oldest definitive evidence of TB found?
{ "answer_start": [ 171 ], "text": [ "Wyoming" ] }
5727c7343acd2414000dec23
Tuberculosis
The bacillus causing tuberculosis, M. tuberculosis, was identified and described on 24 March 1882 by Robert Koch. He received the Nobel Prize in physiology or medicine in 1905 for this discovery. Koch did not believe the bovine (cattle) and human tuberculosis diseases were similar, which delayed the recognition of infe...
Who discovered M. tuberculosis?
{ "answer_start": [ 101 ], "text": [ "Robert Koch" ] }
5727c7343acd2414000dec24
Tuberculosis
The bacillus causing tuberculosis, M. tuberculosis, was identified and described on 24 March 1882 by Robert Koch. He received the Nobel Prize in physiology or medicine in 1905 for this discovery. Koch did not believe the bovine (cattle) and human tuberculosis diseases were similar, which delayed the recognition of infe...
What year was Koch awarded a Nobel Prize?
{ "answer_start": [ 171 ], "text": [ "1905" ] }
5727c7343acd2414000dec25
Tuberculosis
The bacillus causing tuberculosis, M. tuberculosis, was identified and described on 24 March 1882 by Robert Koch. He received the Nobel Prize in physiology or medicine in 1905 for this discovery. Koch did not believe the bovine (cattle) and human tuberculosis diseases were similar, which delayed the recognition of infe...
Koch's conviction that human and bovine strains of TB were unrelated meant more people were exposed by drinking what?
{ "answer_start": [ 325 ], "text": [ "milk" ] }
5727c7343acd2414000dec26
Tuberculosis
The bacillus causing tuberculosis, M. tuberculosis, was identified and described on 24 March 1882 by Robert Koch. He received the Nobel Prize in physiology or medicine in 1905 for this discovery. Koch did not believe the bovine (cattle) and human tuberculosis diseases were similar, which delayed the recognition of infe...
What did Koch call the ineffective treatment for TB he came up with in 1890?
{ "answer_start": [ 589 ], "text": [ "tuberculin" ] }
5727c7343acd2414000dec27
Tuberculosis
The bacillus causing tuberculosis, M. tuberculosis, was identified and described on 24 March 1882 by Robert Koch. He received the Nobel Prize in physiology or medicine in 1905 for this discovery. Koch did not believe the bovine (cattle) and human tuberculosis diseases were similar, which delayed the recognition of infe...
What event is celebrated on March 24th to recognize the test for latent TB?
{ "answer_start": [ 738 ], "text": [ "World Tuberculosis Day" ] }
5727cbf64b864d1900163d44
Tuberculosis
Tuberculosis caused the most widespread public concern in the 19th and early 20th centuries as an endemic disease of the urban poor. In 1815, one in four deaths in England was due to "consumption". By 1918, one in six deaths in France was still caused by TB. After TB was determined to be contagious, in the 1880s, it wa...
What was tuberculosis called in 19th-century England?
{ "answer_start": [ 184 ], "text": [ "consumption" ] }
5727cbf64b864d1900163d45
Tuberculosis
Tuberculosis caused the most widespread public concern in the 19th and early 20th centuries as an endemic disease of the urban poor. In 1815, one in four deaths in England was due to "consumption". By 1918, one in six deaths in France was still caused by TB. After TB was determined to be contagious, in the 1880s, it wa...
How many deaths out of every six in France during 1918 were attributed to tuberculosis?
{ "answer_start": [ 207 ], "text": [ "one" ] }
5727cbf64b864d1900163d46
Tuberculosis
Tuberculosis caused the most widespread public concern in the 19th and early 20th centuries as an endemic disease of the urban poor. In 1815, one in four deaths in England was due to "consumption". By 1918, one in six deaths in France was still caused by TB. After TB was determined to be contagious, in the 1880s, it wa...
In what decade was TB's communicability finally realized?
{ "answer_start": [ 308 ], "text": [ "1880s" ] }
5727cbf64b864d1900163d47
Tuberculosis
Tuberculosis caused the most widespread public concern in the 19th and early 20th centuries as an endemic disease of the urban poor. In 1815, one in four deaths in England was due to "consumption". By 1918, one in six deaths in France was still caused by TB. After TB was determined to be contagious, in the 1880s, it wa...
What did Britain try to get people to stop doing to reduce the spread of TB in public?
{ "answer_start": [ 410 ], "text": [ "spitting" ] }
5727cbf64b864d1900163d48
Tuberculosis
Tuberculosis caused the most widespread public concern in the 19th and early 20th centuries as an endemic disease of the urban poor. In 1815, one in four deaths in England was due to "consumption". By 1918, one in six deaths in France was still caused by TB. After TB was determined to be contagious, in the 1880s, it wa...
What were the "treatment" facilities for poor people with TB in the early 1900s called?
{ "answer_start": [ 693 ], "text": [ "sanatoria" ] }
5727d82a3acd2414000dede9
Tuberculosis
In Europe, rates of tuberculosis began to rise in the early 1600s to a peak level in the 1800s, when it caused nearly 25% of all deaths. By the 1950s, mortality had decreased nearly 90%. Improvements in public health began significantly reducing rates of tuberculosis even before the arrival of streptomycin and other an...
When did the incidence of TB in Europe reach its highest point?
{ "answer_start": [ 89 ], "text": [ "1800s" ] }
5727d82a3acd2414000dedea
Tuberculosis
In Europe, rates of tuberculosis began to rise in the early 1600s to a peak level in the 1800s, when it caused nearly 25% of all deaths. By the 1950s, mortality had decreased nearly 90%. Improvements in public health began significantly reducing rates of tuberculosis even before the arrival of streptomycin and other an...
When tuberculosis was at its worst in Europe, what percentage of deaths was TB-related?
{ "answer_start": [ 118 ], "text": [ "25%" ] }
5727d82a3acd2414000dedeb
Tuberculosis
In Europe, rates of tuberculosis began to rise in the early 1600s to a peak level in the 1800s, when it caused nearly 25% of all deaths. By the 1950s, mortality had decreased nearly 90%. Improvements in public health began significantly reducing rates of tuberculosis even before the arrival of streptomycin and other an...
What British health organization made tuberculosis its top priority at its start?
{ "answer_start": [ 418 ], "text": [ "Medical Research Council" ] }
5727d82a3acd2414000dedec
Tuberculosis
In Europe, rates of tuberculosis began to rise in the early 1600s to a peak level in the 1800s, when it caused nearly 25% of all deaths. By the 1950s, mortality had decreased nearly 90%. Improvements in public health began significantly reducing rates of tuberculosis even before the arrival of streptomycin and other an...
What year was the Medical Research Council created?
{ "answer_start": [ 468 ], "text": [ "1913" ] }
5727d82a3acd2414000deded
Tuberculosis
In Europe, rates of tuberculosis began to rise in the early 1600s to a peak level in the 1800s, when it caused nearly 25% of all deaths. By the 1950s, mortality had decreased nearly 90%. Improvements in public health began significantly reducing rates of tuberculosis even before the arrival of streptomycin and other an...
About how much had the death rate from TB been reduced in Europe by the midpoint of the 20th century?
{ "answer_start": [ 182 ], "text": [ "90%" ] }
5727dae42ca10214002d981c
Tuberculosis
Slow progress has led to frustration, expressed by executive director of the Global Fund to Fight AIDS, Tuberculosis and Malaria – Mark Dybul: "we have the tools to end TB as a pandemic and public health threat on the planet, but we are not doing it." Several international organizations are pushing for more transparenc...
What member of leadership at the Global Fund to Fight AIDS, Tuberculosis and Malaria called TB a "pandemic"?
{ "answer_start": [ 131 ], "text": [ "Mark Dybul" ] }
5727dae42ca10214002d981d
Tuberculosis
Slow progress has led to frustration, expressed by executive director of the Global Fund to Fight AIDS, Tuberculosis and Malaria – Mark Dybul: "we have the tools to end TB as a pandemic and public health threat on the planet, but we are not doing it." Several international organizations are pushing for more transparenc...
What country covers treatment for tuberculosis for its citizens?
{ "answer_start": [ 630 ], "text": [ "Brazil" ] }
5727dae42ca10214002d981e
Tuberculosis
Slow progress has led to frustration, expressed by executive director of the Global Fund to Fight AIDS, Tuberculosis and Malaria – Mark Dybul: "we have the tools to end TB as a pandemic and public health threat on the planet, but we are not doing it." Several international organizations are pushing for more transparenc...
What organization said some countries might be spending as much as $150 billion each year on TB?
{ "answer_start": [ 943 ], "text": [ "World Bank" ] }
5727dae42ca10214002d981f
Tuberculosis
Slow progress has led to frustration, expressed by executive director of the Global Fund to Fight AIDS, Tuberculosis and Malaria – Mark Dybul: "we have the tools to end TB as a pandemic and public health threat on the planet, but we are not doing it." Several international organizations are pushing for more transparenc...
What population segment in China struggles to get follow-up care for TB infection?
{ "answer_start": [ 1132 ], "text": [ "rural migrants" ] }
5727dae42ca10214002d9820
Tuberculosis
Slow progress has led to frustration, expressed by executive director of the Global Fund to Fight AIDS, Tuberculosis and Malaria – Mark Dybul: "we have the tools to end TB as a pandemic and public health threat on the planet, but we are not doing it." Several international organizations are pushing for more transparenc...
What do some people think we need more of to prevent for-profit providers of TB treatment from over-prescribing?
{ "answer_start": [ 599 ], "text": [ "regulations" ] }
5727e9e0ff5b5019007d984e
Tuberculosis
One way to decrease stigma may be through the promotion of "TB clubs", where those infected may share experiences and offer support, or through counseling. Some studies have shown TB education programs to be effective in decreasing stigma, and may thus be effective in increasing treatment adherence. Despite this, studi...
What groups might help tuberculosis patients share with and support each other?
{ "answer_start": [ 60 ], "text": [ "TB clubs" ] }
5727e9e0ff5b5019007d984f
Tuberculosis
One way to decrease stigma may be through the promotion of "TB clubs", where those infected may share experiences and offer support, or through counseling. Some studies have shown TB education programs to be effective in decreasing stigma, and may thus be effective in increasing treatment adherence. Despite this, studi...
Education about TB seems to decrease the stigma of the disease and lead to what other positive effect?
{ "answer_start": [ 269 ], "text": [ "increasing treatment adherence" ] }
5727e9e0ff5b5019007d9850
Tuberculosis
One way to decrease stigma may be through the promotion of "TB clubs", where those infected may share experiences and offer support, or through counseling. Some studies have shown TB education programs to be effective in decreasing stigma, and may thus be effective in increasing treatment adherence. Despite this, studi...
What do some people say is even worse than the effects of tuberculosis itself?
{ "answer_start": [ 505 ], "text": [ "the stigma" ] }