<unk>  is a skin disease that is caused by exposure to sunlight. People with<unk>  may develop skin rashes following exposure to the sun. Polymorphous light eruption is the most common type of<unk> . It is most likely due to an abnormal immune system reaction to the sun. Polymorphous light eruption occurs in approximately 10 to 20 percent of otherwise healthy individuals, so it is a relatively common condition.
Photodermatosis
Chyloderma
Genodermatosis
Keratoderma
Halogenoderma
Poikiloderma
Anetoderma
Iododerma