An acid-fast stain test is a lab test performed on a sample of body fluid or skin tissue. This test can determine if you have TB or another infection. Airborne diseases spread easily and are difficult to prevent. Learn more about the types of airborne diseases and how to protect yourself.
There are many types of tuberculosis, categorized by the areas of the body that are affected. Learn about some of the most common types as well as…. Health Conditions Discover Plan Connect. Medically reviewed by Deborah Weatherspoon, Ph. Who should get a PPD skin test? How is the PPD skin test performed? Understanding your PPD skin test results. Read this next. Medically reviewed by Judith Marcin, M. We're doing our best to make sure our content is useful, accurate and safe.
If by any chance you spot an inappropriate comment while navigating through our website please use this form to let us know, and we'll take care of it shortly. Forgot your password? Retrieve it. Abbreviation » Term. Term » Abbreviation. Word in Term. Term » Abbr. Filter by: Select category from list Couldn't find the full form or full meaning of PPD? Notify me of new comments via email. Abdul Waheed Siddiqui. Like Reply Report 4 years ago. Hasan Sulaiman.
Use in Oil and Gas Industry.. Like Reply Report 7 years ago. Cancel Report. If any of these side effects occur, they should resolve within a few weeks with no long-term scarring or complications. A healthcare professional will measure the induration, which is the raised, swollen, red area. A small area of induration denotes a negative result.
A larger area of induration signifies a positive result. However, the individual will require further testing to determine whether they have a latent or active infection. It is also possible to have a false positive or false negative reaction to the test. There are many reasons why this could happen. A false negative can occur if:. The PPD skin test is a simple test that can help screen for tuberculosis, a severe infectious disease.
By injecting a small sample of the tuberculosis protein under the top layer of the skin, healthcare professionals can determine whether someone has had exposure to the bacteria that cause the disease. People should speak with their doctor regarding any concerns that they have about their risk for TB or their test results. Tuberculosis is the deadliest infectious disease worldwide.
An upper respiratory infection affects the nose and throat and causes symptoms such as sneezing and coughing. This bump usually goes away in a few hours as the material is absorbed. After 48 to 72 hours, you must return to your provider's office. Your provider will check the area to see if you have had a strong reaction to the test. Tell your provider if you have ever had a positive PPD skin test. If so, you should not have a repeat PPD test, except under unusual circumstances.
Tell your provider if you have a medical condition or if you take certain medicines, such as steroids, which can affect your immune system. These situations may lead to inaccurate test results. Tell your provider if you have received the BCG vaccine and if so, when you received it. This vaccine is only given outside of the United States. TB is an easily spread contagious disease. It most often affects the lungs.
The bacteria can remain inactive dormant in the lungs for many years. This situation is called latent TB.
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