A purified protein derivative (PPD) skin test is a test that determines if you have tuberculosis (TB). TB is a serious infection, usually of the lungs, caused by the bacteria Mycobacterium ...

A tuberculosis skin test can help a doctor determine if you need treatment. A positive test looks different for everyone, depending on your risk factors. Exposure to Mtb can result in either ...

A tuberculosis (TB) skin test is the first method a doctor may use to try to determine if a person has TB. A TB skin test involves injecting a person with a small amount of tuberculin to see how ...

The second diagnostic test option is known as a purified protein derivative (PPD) test, but it's commonly referred to as a TB skin test. "TB skin tests have been used in medicine for over a ...

The test is performed by injecting a small quantity of tuberculin purified protein derivative (PPD) under the skin. The usual site for the test is on the inner surface of the forearm.

If you have experienced tuberculosis (TB) exposure or have symptoms, Medicare may cover a purified protein derivative (PPD) test. If you don’t have symptoms and haven’t experienced TB exposure ...

With the standard test, if a hypodermic needle is inserted at the wrong angle, the solution to check for tuberculosis is injected too deep or too shallow into the skin, and the test fails.

The nurse initiated a Mantoux test on the right forearm (Figure 1). However, the test had to be repeated on the left forearm because no wheal was noted at the initial site.