What is tuberculosis miliary?

Miliary tuberculosis is a potentially fatal form of the disseminated disease due to the hematogenous spread of tubercle bacilli to the lungs, and other organs. It results in the formation of millet seed-sized (1 to 2 mm) tuberculous foci.

Where does miliary TB come from?

Causes of miliary TB TB is caused by bacteria called Mycobacterium tuberculosis. It’s contagious and is transmitted when someone with an active TB infection in their lung releases the bacteria into the air by coughing or sneezing, and someone else inhales it. It can stay airborne for a few hours.

Can miliary TB be cured?

If left untreated, miliary tuberculosis is almost always fatal. Although most cases of miliary tuberculosis are treatable, the mortality rate among children with miliary tuberculosis remains 15 to 20% and for adults 25 to 30%.

What is the meaning of miliary?

1 : resembling or suggesting a small seed or many small seeds a miliary aneurysm miliary tubercles. 2 : characterized by the formation of numerous small lesions miliary pneumonia.

What are miliary nodules?

Miliary nodules are generated when the celluar defense mechanism to an infectious agent is either ineffective or there is an underlying infiltrative process which tends to spread through lung interstitium. Thus, this pattern is representative of a lymphohematogenous dissemination of disease process.

How is miliary TB transmitted?

Miliary tuberculosis is a potentially life-threatening type of tuberculosis that occurs when a large number of the bacteria travel through the bloodstream and spread throughout the body. is a contagious infection caused by the airborne bacteria Mycobacterium tuberculosis.

Who gets miliary TB?

Miliary tuberculosis occurs most often in the following: Children under 4 years old. People with a weakened immune system. Older people.

Why is it called miliary tuberculosis?

Miliary tuberculosis is so named because the innumerable tiny spots that form in the lungs are the size of millet, the small round seeds in bird food. Miliary tuberculosis may affect one organ or several organs or occur throughout the body.

What are the symptoms of miliary tuberculosis?

Constitutional symptoms Presentation with fever of several weeks’ duration, anorexia, weight loss, lassitude, and cough is frequent. Occurrence of daily morning temperature spikes is reported to be characteristic of miliary TB.