purified protein derivative


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Related to purified protein derivative: Mantoux test

purified protein derivative (PPD)

[pyo̅o̅′rifīd]
a dried form of tuberculin used in testing for past or present infection with tubercle bacilli. This product is usually introduced into the skin during such tests and may produce a tuberculin reaction (wheal) within 48 to 72 hours. See also tuberculin test, tuberculosis.

purified protein derivative

see purified protein derivative of tuberculin.

Patient discussion about purified protein derivative

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?

More discussions about purified protein derivative
References in periodicals archive ?
Before beginning infliximab therapy, the patient was again given chemoprophylaxis with isoniazid, 300 mg/day, because a tuberculin test with 5 units of purified protein derivative showed an induration of 18 mm at 72 hours.
Samples of whole blood are incubated for 16-24 hours with purified protein derivative from M.
TSTs were performed by the standard Mantoux technique, that is, intradermal injection of purified protein derivative (5 tuberculin units/0.
In general, purified protein derivative (PPD) testing is not routine in the United Kingdom, where most of the population has had BCG vaccination or exposure to infection.
Centocor, which markets infliximab as Remicade, has proposed a black box warning that would include the recommendation that patients have a purified protein derivative (PPD) test for TB before starting therapy.
hospitals reported purified protein derivative (PPD) conversion rates in health-care workers; of 3% to 5% (3).

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