Leukoderma is a rare, permanent side effect after patch testing, especially with acrylics

What is it about?

Leukoderma is a rare but possible and, more troubling, permanent side effect after patch testing, especially with acrylics

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Why is it important?

One way to avoid this complication is, in cases where the diagnosis is clear‐cut, to consider not performing patch tests, as in the case I just presented (acrylic nail allergy), or in some cases of clear reactions to nickel, PPD, or henna tattoos. Usually, a thorough history of these patients will already pinpoint the allergen and obviate the test and its side effects. Thus, as a final thought, it seems that sometimes doing less is doing more