What does a positive TB test mean?

What does a positive TB test mean?

What does a positive TB test mean?

A “positive” TB blood test result means you probably have TB germs in your body. Most people with a positive TB blood test have latent TB infection. To be sure, your doctor will examine you and do a chest x-ray. You may need other tests to see if you have latent TB infection or active TB disease.

What does TB mean in medical terms?

Tuberculosis, or TB, is a bacterial infection that usually infects the lungs. Other organs, such as the kidneys, spine, or brain may also be involved. TB is primarily spread from person to person in an airborne manner, such as when an infected person coughs or sneezes.

Can TB cause arthritis?

Causes, incidence, and risk factors Tuberculous arthritis is caused by the bacteria, Mycobacterium tuberculosis. A very small number of people who have TB will develop this form of arthritis. The joints most often involved are the: Ankles.

Which type of necrosis is seen in tuberculosis?

The caseous necrosis is the basic process of tuberculosis disease in humans.

How do you get TB positive?

More commonly known as TB, tuberculosis is a bacterial infection that is spread through the air. Most TB infections start in the lungs, so when someone with the disease coughs or speaks, the bacteria can enter the air and be inhaled by people nearby.

Can TB cause foot pain?

Tuberculosis of the foot and ankle is less common and is detected in late stage. [2] Most common symptoms includes pain, swelling and stiffness, while swelling with fullness around malleoli and tendoachilis insertion, plantar flexon of ankle joint are the important signs of AFTB.

Can TB cause ankle pain?

The most common symptoms of TB of ankle joint involvement are pain, swelling, limited range of motion, bone tenderness, limping and muscle spasms. Inguinal lymphadenopathy or systemic manifestations such as fever, night sweats, malaise, anorexia and weight loss may also be present.

What is meant by miliary TB?

Miliary TB is a potentially fatal form of TB that results from massive lymphohematogenous dissemination of Mycobacterium tuberculosis bacilli. The epidemiology of miliary TB has been altered by the emergence of the human immunodeficiency virus (HIV) infection and widespread use of immunosuppressive drugs.

What causes necrosis in tuberculosis?

Causes. Frequently, caseous necrosis is encountered in the foci of tuberculosis infections. It can also be caused by syphilis and certain fungi. A similar appearance can be associated with histoplasmosis, cryptococcosis, and coccidioidomycosis.