The impact of ultraviolet exposure on patch testing in clinical practice: a case-control study.
A DauntonJ WilliamsPublished in: Clinical and experimental dermatology (2019)
The cutaneous immunosuppression induced by UV exposure appears to be fully resolved within < 6 weeks. This suggests it may therefore not be necessary in all cases to wait the full 6 weeks following significant UV exposure before undertaking patch testing.
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