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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Does the BCG vaccine prevent tuberculosis?

The BCG vaccine primarily prevents infection by the tuberculosis bacillus, so it can prevent pulmonary tuberculosis. The protective effect of the BCG vaccine is mainly achieved through inducing a cell-mediated immune response. After vaccination, a primary infection is formed, which is processed by macrophages that transmit the antigen information to immune-active cells, leading to the differentiation and proliferation of T cells and the formation of sensitized lymphocytes. When the body is re-infected with the tuberculosis bacillus, the macrophages and sensitized lymphocytes are activated, causing a specific immune response in the body, thereby resisting the infection by the tuberculosis bacillus. Therefore, the BCG vaccine mainly prevents pulmonary tuberculosis.

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Written by Wang Chun Mei
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Does early-stage pulmonary tuberculosis cause fever?

Early stage tuberculosis patients generally exhibit clinical symptoms such as fever, primarily low-grade fever in the afternoon, along with coughing, hemoptysis, chest pain, chest tightness, and additional symptoms like weight loss, fatigue, and night sweats. These are very common and typical clinical symptoms of tuberculosis. Therefore, fever is very common in the early stages of tuberculosis. Consequently, once tuberculosis is accurately diagnosed in patients, it is crucial to promptly administer antitubercular drugs for systematic treatment. Usually, with a treatment duration of 6-9 months, the symptoms of early-stage tuberculosis and fever can be effectively controlled.

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Written by Wang Chun Mei
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Does tuberculosis cause headaches in its initial stage?

Tuberculosis is a highly contagious respiratory disease caused by the infection of Mycobacterium tuberculosis in the lungs, generally transmitted through respiratory droplets or direct contact. When infected with tuberculosis, symptoms that often appear include low-grade fever in the afternoons, coughing, expectoration, hemoptysis, chest pain, chest tightness, and shortness of breath. Some may experience weight loss, fatigue, and night sweats. Therefore, when patients with pulmonary tuberculosis exhibit an afternoon low-grade fever, it often leads to the occurrence of headaches. Therefore, it is very common for patients in the early stages of pulmonary tuberculosis to exhibit various symptoms, primarily due to the rise in body temperature.

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Written by Xiong Hong Hai
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Can people with tuberculosis eat beef?

Patients with tuberculosis need to appropriately increase their intake of high-quality proteins, such as beef, duck, fish, pork, and lean meat. These foods can provide the body with abundant proteins and the raw materials for amino acid synthesis. It is also necessary to appropriately consume fresh vegetables and fruits to obtain a rich supply of vitamins, fibers, and minerals. The variety of food should be diversified, nutrition should be balanced, and meals should be evenly distributed. Moreover, systematic and standardized anti-tuberculosis treatment with scientific and reasonable methods, combined with nutritional adjustments, can lead to a cure in most cases.

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Written by Wang Xiang Yu
Pulmonology
1min 13sec home-news-image

What is tuberculosis?

Tuberculosis is a disease where the bacterium Mycobacterium tuberculosis infects the lungs. It is a persistent bacterium that grows slowly. Tuberculosis is an infectious disease and quite common historically, often referred to as consumption in the past, as mentioned in the novels of Lu Xun. In modern times, tuberculosis is relatively manageable if the infection has not developed resistance to drugs. Proper anti-tuberculosis treatment can result in a cure rate exceeding 90% on the first attempt. However, if the treatment is not adhered to correctly—if the patient stops taking the medication prematurely or does not follow the prescribed regimen—the bacteria may develop resistance, reducing the effectiveness of the treatment. This is particularly problematic in elderly patients, who might also experience adverse reactions to tuberculosis medications, making treatment difficult. Thus, while tuberculosis is generally treatable, infections with drug-resistant strains can be fatal if not managed properly.