Causes
By Mayo Clinic staffCertain medications, chemicals and medical conditions can make the skin more sensitive to the sun. It isn't clear why some people have a sun allergy and others don't. Inherited traits may play a role.
References
- Elmets CA. Photosensitivity disorders (photodermatoses): Clinical manifestations, diagnosis and treatment. http://www.uptodate.com/index. Accessed June 29, 2012.
- Habif TP. Clinical Dermatology: A Color Guide to Diagnosis and Therapy. 5th ed. Edinburgh, U.K.; New York, N.Y.: Mosby Elsevier; 2010. http://www.mdconsult.com/books/about.do?about=true&eid=4-u1.0-B978-0-7234-3541-9..X0001-6--TOP&isbn=978-0-7234-3541-9&uniqId=230100505-57. Accessed June 29, 2012.
- Auerbach PS. Wilderness Medicine. 6th ed. Philadelphia, Pa: Mosby Elsevier; 2011. http://www.mdconsult.com/books/page.do?eid=4-u1.0-B978-1-4377-1678-8..00014-3--s0235&isbn=978-1-4377-1678-8&sid=1328139176&uniqId=343465713-3#4-u1.0-B978-1-4377-1678-8..00014-3--s0240. Accessed July 2, 2012.
- Elmets CA. Polymorphous light eruption. http://www.uptodate.com/index. Accessed July 2, 2012.
- Elmets CA. Overview of cutaneous photosensitivity: Photobiology, patient evaluation and photoprotection. http://www.uptodate.com/index. Accessed July 2, 2012.


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