of Health and Human Services Go to source [2] X Trustworthy Source Centers for Disease Control and Prevention Main public health institute for the US, run by the Dept. You may even have a positive chest x-ray but no TB symptoms.

The absence of TB symptoms means your infection is not contagious and you cannot pass it on to others. Positive skin test: This means the person’s body was infected with TB bacteria. The tuberculosis skin test is another name for the tuberculin test or PPD test. A person with active tuberculosis will be treated with a course of oral antibiotics. A positive test result means you are a carrier of TB germs. If a TB skin test is positive, it means the person has a response to the bacteria that causes tuberculosis. False positive result The TB skin test is less accurate than the blood test, so you could have a positive skin test and a negative blood test. In other words, you have latent TB.
Tuberkulin ruft beim Einbringen in die Haut eine Reaktion mit sensibilisierten T-Lymphozyten hervor, die bei Kontakt mit Tuberkulose … Additional tests are needed to determine if the person has latent TB infection or TB disease. The PPD test determines if someone has developed an immune response to the bacterium that causes tuberculosis (TB). The only sign that you have a TB infection is a positive TB skin test or blood test. This does not necessary mean the person has symptoms or active disease. Go to your doctor for the tuberculosis skin test.

Positiver Mendel-Mantoux-Test Ein Tuberkulintest ist ein Hauttest mit Tuberkulin, einem Präparat, das aus flüssigen Mykobakterien -Kulturen filtriert wird. Negative skin test: This means the person’s body did not react to the test, and that latent TB infection or TB disease is not likely. Blood tests for TB are also available, and health care professionals may use them in … It may be latent and show no symptoms, or it may already be active and causing symptoms.
>An induration of 15 or more millimeters is considered positive in any person, including persons with no known risk factors for TB. A positive TB skin test is an indicator that the body is infected with TB. However, targeted skin testing … With a latent infection, you'll have a negative chest X-ray and a negative sputum test. You will be given an injection of a purified protein derivative into the inner forearm that will result in a 6-10 mm welt that will disappear within a few hours.