If you are experiencing any of the symptoms mentioned, getting tested by a health care provider will help you determine the cause.Update to all those glued to this riveting discussion - I'm now further befuddled. These symptoms do not always point to TB and they can be signs of other infections and illnesses. Active (or pulmonary) TB does have symptoms, which include: As mentioned above, those with inactive (or latent) TB will have no symptoms. Now that you have known "What does a positive TB test look like?", Let's find out what the symptoms of TB are. This process is usually a painless one, except for the small sting you may feel upon the entry of the needle. This injection occurs under the top layer of your skin, and will cause a small bump in the injected area which usually disappears after a few hours as the PPD is absorbed.Īfter 48 to 72 hours you have to return to your doctor's, so they can check to see if you have had any reaction to the injection. It uses a needle to inject PPD into your forearms. The test for TB is performed by your doctor. These can all affect your results, making it vital to tell your doctor before you get tested for TB. The essential thing is to discuss with your doctor about your previous or current medical conditions or treatments, if you are taking steroids, or if you have had a positive PPD test. There is little preparation required before a TB test. It is conceivable for the results to return false-positive or false-negative, because certain vaccines, steroids and medical treatments can affect the results of a PPD. The PPD test for TB is not without error. For all of those who fit into none of the risk assessment categories mentioned, a 15mm reaction is considered positive. Immigrants who have left a country with a high rate of TB infectionsģ.Those who reside within certain environments determined to be of high risk.
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