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November 1999

Comparison of the Ability of 2 Sunscreens to Protect Against Polymorphous Light Eruption Induced by a UV-A/UV-B Metal Halide Lamp

Arch Dermatol. 1999;135(11):1421-1422. doi:10-1001/pubs.Arch Dermatol.-ISSN-0003-987x-135-11-dlt1199

Polymorphous light eruption (PLE) is a common photodermatosis induced mostly by UV-A (320-400 nm),15 although UV-B (280-320 nm) can also elicit these lesions in certain patients.6 In this study, we compared the efficacy of 2 high sun protection factor (SPF) sunscreens that differed in terms of their range of UV-A protection for preventing experimentally induced PLE.

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