Health + Wellness — polymorphic light eruption

Woman with polymorphous light eruption using PMLE sunscreen

What Is Polymorphous Light Eruption? Treat And Prevent It

Polymorphous Light Eruption Polymorphous light eruption, or PLE, is the most common skin disease caused by sunlight. It is also called polymorphic light eruption (PMLE). Other variants include juvenile spring eruption and benign summer light eruption. PLE is not the same as sunburn, but may appear as something like a sunburn rash. PLE arises spontaneously in people who are sensitive to ultraviolet light and is characterized as one type of photodermatosis. It usually manifests as an itchy rash—little red bumps or slightly raised patches of skin—after sun exposure in people who are photosensitive. While the rash can take different forms...

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