Skin testing, PPD (R arm) and Candida (L)
The right arm represents a positive reaction to PPD (a skin test for tuberculosis protein). The left arm represents a positive reaction to Candida protein. Candida antigen is tested to determine if the individual's immune system is functioning well; a normal immune system demonstrates a positive reaction.
Review Date: 04/28/2006
Reviewed By: Michael Lehrer, M.D., Department of Dermatology, University of
Pennsylvania Medical Center, Philadelphia, PA. Review provided by
VeriMed Healthcare Network.
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