Related Questions

Is it true that a TB skin test is the same as a TB immunization?

No. The skin test injects a set amount of purified protein into the skin to detect prior exposure to tb. A positive test shows the person has developed antibodies to the test and make it turn red and develop a thick spot where the injection occurred. The immunization injects bcg that stimulates the body to make antibodies. Read more...

Hoping you can tell me, is TB skin test the same as a TB immunization?

No. Tb skin test is a diagnostic test that helps determine if someone has ever been exposed to tb. It offers no protection against future infection. Tb immunization is being practiced in countries with a high prevalence of TB infection by using the bcg vaccine that is usually given at birth to all newborns in those countries. It has a variable efficacy in protecting against TB that ranges from 0-80%. Read more...