What is polymorphic light eruption?
What is polymorphic light eruption?
Polymorphous light eruption, also known as polymorphic light eruption, is a rash caused by sun exposure in people who have developed sensitivity to sunlight. The rash usually appears as red, tiny bumps or slightly raised patches of skin.
Is polymorphous light eruption rare?
PMLE may be a rare occurrence or may occur every time the skin is exposed to sunlight. In many affected individuals, it occurs each spring, provoked by several hours outside on a sunny day.
Why have I suddenly become allergic to the sun?
Research shows that, over time, repeated exposure to UV radiation can cause the body to develop an immune response to the sun, similar to environmental pollen and hay fever. This is because sun exposure can produce changes in skin cells that the body’s immune system may identify as being foreign, or abnormal antigens.
Can vitamins cause sun sensitivity?
Brighteners like vitamin C may decrease the melanin in your skin, which acts as a natural defense against the sun’s rays. These may cause photosensitivity and increase your chances of damage from UV exposure. Being diligent about sun protection is crucial while using these products.
Is polymorphic light eruption painful?
Polymorphic light eruption (PMLE) is a rash which comes on after being in strong sunlight. It looks like reddened skin with raised red spots or small blisters. It is generally itchy and uncomfortable. It can feel sore or burning.
What are symptoms of polymorphous light eruption?
Overview. Polymorphic light eruption occurs most often in areas that are covered in the winter months and exposed in the summer months,such as the front of your neck and
Is polymorphous light eruption associated with other diseases?
Polymorphous light eruption rashes look similar to rashes caused by other diseases , some of which are serious. So it’s important to get a prompt diagnosis and appropriate treatment. The exact cause of polymorphous light eruption isn’t well-understood.
How long does polymorphous light eruption last?
Polymorphous light eruption occurs most often during spring and early summer when a person’s exposure to sunlight increases. Repeat episodes are less likely as the summer progresses. But the rash often recurs each year after the first incident. Polymorphous light eruption usually goes away on its own without scarring within 10 days.
What is polymorphous light eruption?
Polymorphous Light Eruption (17) is a chronic, idiopathic, acquired or hereditary disorder of skin, characterized by a delayed abnormal response to electromagnetic radiation usually sunlight with a varied morphology of papules, plaques and vesicles on the exposed areas of the skin.
