Solar allergies are a common form of allergy, although they often remain unrecognized because many people either do not believe that the sun can be included in a list of possible allergens.
Sun allergy is a term used to describe a number of diseases characterized by a rash pruritic due to sun exposure. The most frequent form of allergy solar eruption polymorphous light or prurigo in the summer, which usually occurs with the first exposure to the sun. In many cases your skin condition is getting better in the summer, when the skin gets used to higher levels UV.
Sun allergy: Signs and symptoms
Signs and symptoms that may occur are redness, rash, pruritus. It occurs usually in the areas displayed minute or hour after exposure. The eruption of different forms of papules and plaques in papulopustular blisters, bubbles, and usually develops within minutes to hours after sun exposure. Some patients may also have chills, headache, nausea and a general feeling of discomfort.
Risk factors in allergies Sun
There are certain risk factors for the appearance of sun allergies, including membership of a particular race (Caucasians), exposure to certain substances and then to the sun (perfumes, disinfectants), consumption of certain drugs (tetracyclines, sulfonamides, ketoprofen), dermatological disease.
For example, the presence of dermatitis increases the risk of having an allergy to the sun, like the existence of a family history of this disease.
Some individuals have a hereditary form of solar allergy, like rash which develops only in the case of exposure to a specific factor which triggers this reaction – such as a drug or a plant (exp. Parsnip).
How can prevent sun allergy?
Since the etiology of sun allergy is not always known, prevention is key.
It is important to avoid sudden and prolonged exposure to sunlight (especially between the hours of 10-16), it is recommended gradual exposure to sunlight, so the skin to adapt. In addition, wearing appropriate clothing – preferably fabric with UV protection – and hats can help protect the skin against UV radiation.
Sun allergy diagnosis
Dermatologist is the one who can provide a diagnosis and indicate appropriate treatment for this group of diseases. Usually the diagnosis is made after clinical examination and medical history, but in some cases a dermatologist may recommend further investigation.
So, although, there are certain risk factors that predispose us to develop a solar allergies, we can fully enjoy the summer without being faced with a skin condition. This can be prevent if we follow some basic rules of sun exposure.