Image of the Week: Citrus exposure and phytophotodermatitis

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This phototoxic reaction is caused by topical exposure to furocoumarin-containing plants, commonly limes, celery, and wild parsnip. When furocoumarins are exposed to ultraviolet A light, cutaneous inflammation may occur. The reaction is self-limited and can be prevented by avoidance. Learn more about this case and join the conversation on Figure 1.


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