How long can someone with tuberculosis live?

Written by Yuan Lin Yan
Infectious Disease
Updated on September 19, 2024
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Early detection and appropriate anti-tuberculosis treatment of tuberculosis can lead to a normal lifespan once cured. However, it is important to exercise regularly and enhance immunity, since tuberculosis may recur if the body's resistance decreases. With the increase of drug-resistant tuberculosis, treatment difficulties have intensified. If it is detected late or not treated properly and the lung damage progresses to an advanced stage, it can be life-threatening, with survival ranging from days to years. When tuberculosis involves massive hemoptysis, death can occur at any time due to suffocation or hemorrhagic shock, depending on the specific condition.

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Written by Xiong Hong Hai
Infectious Disease
38sec home-news-image

Does tuberculosis cause coughing at night?

Patients with tuberculosis often experience coughing at night, as well as in the early morning. Coughing and expectorating phlegm are common symptoms of tuberculosis. They are often accompanied by low-grade fever, night sweats, afternoon fever flush, weight loss, and blood in the sputum. In severe cases, symptoms can include chest tightness and difficulty breathing. Tuberculosis can be completely cured. Once it is confirmed as a tuberculosis infection, it is necessary to undergo scientific and reasonable anti-tuberculosis treatment, taking into account the actual circumstances.

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Written by Yuan Lin Yan
Infectious Disease
1min 21sec home-news-image

Can tuberculosis be cured?

Tuberculosis can be cured if it is detected early and treated promptly with standard anti-tuberculosis therapy, resulting in a very good prognosis. However, it is very unfortunate if detection is delayed or if standard treatment is not administered, as the tuberculosis may recur or infect with drug-resistant strains, causing permanent damage to lung function. Advanced pulmonary lesions or significant hemoptysis can be life-threatening. Currently, the treatment of tuberculosis involves chemotherapy, with principles including early treatment, combination therapy, appropriate dosing, regularity, and completeness, usually lasting at least six months. Common first-line anti-tuberculosis medications include isoniazid, rifampin, ethambutol, and pyrazinamide. Initially, a two-month intensive phase of treatment with isoniazid, rifampin, ethambutol, and pyrazinamide is followed by a four-month continuation phase with isoniazid and rifampin. During the treatment of tuberculosis, it is important to enhance one's resistance and immune function and to improve nutrition to facilitate recovery. (Use medications under the guidance of a doctor.)

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Written by Yuan Lin Yan
Infectious Disease
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Is tuberculosis contagious?

Not all cases of tuberculosis are infectious. Some tuberculosis cases are infectious in the early stages but become non-infectious after proper treatment. Patients with open tuberculosis are highly contagious because their sputum contains tuberculosis bacilli. These bacilli can be released into the air through coughing, sneezing, laughing, or loud speaking, and can cause infection when inhaled by others. Some tuberculosis patients do not have detectable bacilli in their sputum, and their infectiousness is relatively much lower.

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Written by Wang Xiang Yu
Pulmonology
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Does tuberculosis get inherited?

Is tuberculosis hereditary? Tuberculosis is not a hereditary disease; it is an infectious disease. Infectious diseases and hereditary diseases are two completely different concepts. Tuberculosis is generally infectious, which means that in a family, if parents are infected, they can easily transmit the tuberculosis bacteria to their children or others around them. Therefore, many people might mistakenly believe that tuberculosis is hereditary. However, this is not the case; tuberculosis is transmitted through the tuberculosis bacteria.

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Written by Han Jian Hua
Infectious Disease
1min 31sec home-news-image

Does tuberculosis infect people?

Tuberculosis is a contagious disease, and hearing the term "tuberculosis" inevitably makes people nervous. However, not all tuberculosis patients are contagious. Research shows that among tuberculosis patients, only those who have tuberculosis bacteria found in sputum smear tests are contagious. With a source of infection, the tuberculosis bacteria must be transmitted to others through certain routes. Airborne transmission is the main route of transmission for tuberculosis bacteria. When a tuberculosis patient coughs, sneezes, or speaks loudly, they release a large number of droplet nuclei containing tuberculosis bacteria into the air, which can be inhaled by healthy individuals and cause infection. The degree of tuberculosis bacteria infection mainly depends on factors such as the amount of bacteria the patient expels, the severity of coughing symptoms, and the extent of contact. Therefore, when there is a tuberculosis patient nearby, we first need to understand whether they are in the active phase of the disease, that is, expelling bacteria, and whether they are undergoing anti-tuberculosis chemotherapy. If the patient has a negative sputum test or has undergone chemotherapy for a positive sputum test, such patients have very low contagiousness, so there is no need to worry too much about being infected.