Search results
We did not find results for: Polymorphous light eruption.
Check spelling or type a new query.
Yahoo Web Search
Polymorphous light eruption
Polymorphous light eruption is a rash caused by sun exposure in people who have developed sensitivity to sunlight. The rash usually appears as tiny, inflamed bumps or slightly raised patches of skin. The reaction usually happens during spring and early summer when exposure to sunlight increases. It's less likely to be repeated as the summer progresses. But the rash often happens again each year after the first time. If you're going to develop this sensitivity, the first instance will likely be in your teens or 20s. Th...
When to seek medical or mental health expertAlways seek the advice of your physician or other qualified health provider with any questions you may have regarding your health. Never disregard professional medical advice or delay in seeking it because of something you have read on the community.Symptoms of the rash in polymorphous light eruption may include: Dense clusters of small bumps and blisters Inflamed, raised rough patches Itching or burning People may rarely have other symptoms such as fever and chills. In polymorphous light eruption, eruption refers to the rash, which usually appears 30 minutes to several hours after sun exposure. The rash usually appears on areas of the body that are covered during winter but exposed in summer such as the upper chest, front of the ...
The exact cause of polymorphous light eruption isn't understood. The rash appears in people who have developed sensitivity to sunlight, especially ultraviolet (UV) radiation from the sun or other sources, such as tanning beds. This is called photosensitivity. It leads to immune system activity that causes a rash. UV radiation UV radiation is a wavelength of sunlight in a range too short for the human eye to see. UV light that reaches the earth is divided into two wavelength bands — ultraviolet A (UVA) and ultraviolet B (UVB)....
Treatment of polymorphous light eruption usually isn't needed because the rash usually goes away on its own within 10 days. If your symptoms are severe, your health care provider may prescribe anti-itch medicine (a corticosteroid cream or pill). Phototherapy Your health care provider may suggest phototherapy to prevent seasonal episodes of polymorphous light eruption if you have disabling symptoms. This exposes the skin to small doses of UVA or UVB light that helps your skin be less sensitive to light. It mimics the increased exposu...
For informational purposes only and not a substitute for professional medical advice, diagnosis, or treatment.
© Mayo Clinic
