Acne aestivalis (also known as Mallorca acne) is a seasonal skin condition and a type of polymorphous light eruption caused by ultraviolet A (UVA) radiation. It is characterised by uniform red papules that typically appear between 24 and 72 hours after sun exposure, most commonly on the shoulders, upper arms, chest, and back.
Acne aestivalis (also known as Mallorca acne) is a seasonal skin condition and a type of polymorphous light eruption caused by ultraviolet A (UVA) radiation. It is characterised by uniform red papules that typically appear between 24 and 72 hours after sun exposure, most commonly on the shoulders, upper arms, chest, and back.
Source: Wikipedia "Acne aestivalis" · CC BY-SA 4.0
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