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22 mar 2023 · When tuberculosis (TB) germs survive and multiply in the lungs, it is called a TB infection. A TB infection may be in one of three stages. Symptoms are different in each stage. Primary TB infection. The first stage is called the primary infection. Immune system cells find and capture the germs. The immune system may completely destroy the germs.
Chest X-ray of a person with advanced tuberculosis: Infection in both lungs is marked by white arrow-heads, and the formation of a cavity is marked by black arrows. Specialty: Infectious disease, pulmonology: Symptoms: Chronic cough, fever, cough with bloody mucus, weight loss [1] Causes: Mycobacterium tuberculosis [1] Risk factors: Smoking ...
TB is caused by bacteria (Mycobacterium tuberculosis) and it most often affects the lungs. TB is spread through the air when people with lung TB cough, sneeze or spit. A person needs to inhale only a few germs to become infected.
6 mar 2024 · Causes. Tuberculosis (TB) is caused by a bacterium (or germ) called Mycobacterium tuberculosis. When a person breathes in TB germs, the germs can settle in the lungs and begin to grow. From there, they can move through the blood to other parts of the body, such as the kidney, spine, and brain.
24 maj 2022 · What causes tuberculosis? TB is caused by the bacterium Mycobacterium tuberculosis. The germs are spread through the air and usually infect the lungs, but can also infect other parts of the body. Although TB is infectious, it doesn’t spread easily. You usually have to spend a lot of time in contact with someone who is contagious in order to ...
TB is caused by bacteria (Mycobacterium tuberculosis) and it most often affects the lungs. TB is spread through the air when people with lung TB cough, sneeze or spit. A person needs to inhale only a few germs to become infected. Every year, 10 million people fall ill with tuberculosis (TB).
4 dni temu · Tuberculosis (TB) is an infectious disease caused by bacteria that most often affects the lungs. It spreads through the air when people with TB cough, sneeze or spit. Tuberculosis is preventable and curable.
