What do the results mean?
If you had a patch test and have itchy, red bumps or swelling at any of the testing sites, it means you are probably allergic to the substance tested.
If you had a blood test, abnormal results may mean you:
Are allergic to a certain substance
Have a viral, bacterial, or fungal infection
If you had a skin biopsy, abnormal results may mean you:
Have a skin disorder such as psoriasis or eczema
Have a bacterial or fungal infection
If you have questions about your results, talk to your health care provider.
Learn more about laboratory tests, reference ranges, and understanding results.
