Does tuberculosis cause fever?

Written by Wang Xiang Yu
Pulmonology
Updated on September 22, 2024
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Does tuberculosis cause fever? Certainly, fever can occur. Fever is one of the most common clinical manifestations of tuberculosis, which can be mild or high fever. Most cases of tuberculosis mainly present as afternoon febrile flushes, or say, an evening low-grade fever. In a few cases, such as infectious pneumonia or more severe infections like tuberculous pleurisy, there can be high fever, and these fever episodes may last a long time and be recurrent, making them difficult to control.

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Written by Wang Xiang Yu
Pulmonology
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Symptoms of tuberculosis

Tuberculosis of the lung presents in many forms, as there are also various types of pulmonary tuberculosis, each exhibiting different symptoms. However, the most common symptoms primarily include coughing and expectoration, which are the most typical manifestations of pulmonary tuberculosis. The cough in pulmonary tuberculosis is generally mild, either dry or producing only a small amount of phlegm. If the tuberculosis is accompanied by cavities, the amount of phlegm may be larger. If there is a bacterial infection in addition to the tuberculosis, the phlegm may become purulent. Some patients with pulmonary tuberculosis may also experience hemoptysis, which can vary in amount from light to severe. A small number of patients may suffer from chest pain and difficulty breathing. Additionally, there are systemic symptoms associated with pulmonary tuberculosis, such as fever (both low and high fever may occur), night sweats, and fatigue, among others.

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Written by Xiong Hong Hai
Infectious Disease
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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 Wang Chun Mei
Pulmonology
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Does tuberculosis cause fever in its initial stage?

Tuberculosis is caused by an infection of the lungs by the bacterium Mycobacterium tuberculosis, and it is a very common infectious respiratory disease clinically. Typically, the early stage of tuberculosis is accompanied by mild fever to varying degrees, usually occurring in the afternoon, along with coughing, expectoration of blood, chest tightness, shortness of breath, and even chest pain, weight loss, fatigue, and night sweats as accompanying clinical symptoms. In the early stages, the diagnosis of tuberculosis in patients is generally made through these specific clinical symptoms, along with some sputum culture and chest X-ray examinations. Usually, most patients with early-stage tuberculosis will experience symptoms of low-grade fever, but these patients have a characteristic of fever that occurs in the afternoon and does not require antipyretics as it can return to normal by itself in the evening.

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Written by Wang Xiang Yu
Pulmonology
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Does tuberculosis cause fever?

Does tuberculosis cause fever? The answer is definitely yes. Fever is one of the most common clinical manifestations of tuberculosis. Many tuberculosis patients experience low fevers, and a minority of patients, such as those with caseous tuberculosis or tuberculous pleurisy, may experience high fevers that can recur and persist. Moreover, tuberculosis patients may sometimes also have concurrent bacterial infections, which can cause the fever to last longer and be more difficult to control.

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Written by Xiong Hong Hai
Infectious Disease
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Is tuberculosis serious?

Tuberculosis is a relatively serious disease, but if it is treated and managed promptly in the early stages, it often can be brought under control and most cases can completely recover. If the disease is allowed to progress unchecked, it can develop from ordinary tuberculosis into an especially severe form of the disease, even endangering life and leading to extrapulmonary tuberculosis. The severity of tuberculosis depends largely on the extent of damage to the lungs and whether there is extrapulmonary tuberculosis. Once tuberculosis is confirmed, scientifically sound and appropriate anti-tuberculosis treatment should be undertaken.