Hearing the name tuberculosis, most people think of coughing up blood and shortness of breath. Although it is not wrong, because the main symptoms of this disease are shortness of breath, fever, bloody sputum, bloody cough, night sweats and chest pain, but what are the Basic facts of TB .

Of course, the symptoms of tuberculosis can be a bit misleading because it has symptoms similar to those of other diseases. However, there are some basic facts about tuberculosis, which uncovering them can lead to an increase in community awareness and help to eradicate this disease. Stay with us to check the Basic facts of TB .

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Basic facts of TB

Tuberculosis has not yet been eradicated

One of the Basic facts of TB  is that many people think that tuberculosis has been eradicated, but it’s not bad to know that the statistics of the world’s population in 2018 were close to two million people! This year, another ten million people were added to this statistic.

Tuberculosis affected many parts of North America and Europe at the beginning of its emergence, and later the trend of its decline and intensity fluctuated. However, American researchers have predicted that this disease will completely disappear from the world by 2025, and this is an important issue in the Basic facts of TB .

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tuberculosis ; The cause of serious mortality in women of the world

In the Basic facts of TB , it must be said that despite the notions that exist about the eradication of tuberculosis, we must say that this disease is one of the most common causes and in fact the third cause of death, especially in women between the ages of 15 and 44.

Infecting other people by leprosy patients

Another Basic facts of TB is that tuberculosis does not always appear with rapid and severe symptoms. The patient may have latent tuberculosis, which does not actually have any symptoms or the symptoms are very mild.
In this situation, the patient can infect others with a very low probability. But if the tuberculosis is active type, the patient can infect between 10 and 15 people around him during a year, and this case is considered as an important matter in the Basic facts of TB .

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Tuberculosis is transmitted through the air

Another Basic facts of TB  you may not know is that TB can be easily transmitted through the air. It is enough for a sick patient to sneeze, cough, or his respiratory particles are released into the environment. As a result, Mycobacterium tuberculosis bacteria can ride on air particles and thus enter the respiratory system of other people in the environment.

Who are most likely to get tuberculosis?

As another Basic facts of TB , it should be said that one third of the world’s population is suffering from tuberculosis, but don’t be afraid! Only ten percent of this population may develop active tuberculosis. People who have infectious diseases, live in densely populated countries with poor sanitation, the climate of their living area is cold and humid, they constantly smoke and have underlying diseases are more likely to suffer from active tuberculosis. They will be.

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Do only the lungs get involved in tuberculosis?

One of the biggest mistakes people make is that they think that tuberculosis only affects the lungs, while this disease can affect other organs of the body, such as the liver, kidney, spine, joints, heart, brain, bladder, and digestive system. also involve Therefore, the symptoms of tuberculosis are not only related to the respiratory system, this also refers to the basic facts of tuberculosis.

Can tuberculosis be diagnosed?

Doctors diagnose tuberculosis in different ways. One of these methods is to use a stethoscope to listen to the sound of the lungs and detect swelling in the lymph nodes. Other methods to diagnose tuberculosis are skin test, sputum test, blood test and radiography. In the skin test method, you cannot be 100% sure of the results, however, blood tests and sputum tests give more effective answers. It should be noted that it is much more difficult to diagnose MDR tuberculosis and tuberculosis in children.


Tuberculosis is a contagious infectious disease, some strains of which are resistant to drugs. If the person is slow in taking the drugs and does not complete the course of treatment, the bacteria may come back to life and the person will get MDR TB, which is fatal. This disease can be prevented with BCG vaccine. The highest rate of tuberculosis in the world can be attributed to African countries, Afghanistan, China, Russia, Philippines, Vietnam, India and Bangladesh.