purified protein derivative of tuberculin

pu·ri·fied pro·tein de·riv·a·tive of tu·ber·cu·lin (PPD),

purified tuberculin containing the active protein fraction; the tuberculin from which it is prepared differs from tuberculin (1) chiefly in that the bacteria are grown in a synthetic rather than in a broth medium.
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Patient discussion about purified protein derivative of tuberculin

Q. What exactly is PPD? I heard it is a substance in hair color and that some women are allergic to it How can I know if I’m allergic to it?

A. That sounds nasty... so how can I know if i'm allergic to it or not?

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References in periodicals archive ?
Her previous medical history included hypothyroidism, depression, and a positive purified protein derivative of tuberculin (PPD) test for which she was medicated with isoniazid (INH).
is a 10-year-old, African-American female who was brought to the homeless shelter clinic for her 5th grade school physical, update for immunizations, and annual purified protein derivative of tuberculin (PPD).

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