Photoallergic dermatitis is also called a sun rash. This allergic reaction manifests itself as small blisters which look red and may be small or large spots all over the skin that is exposed to the sun. Not all skin areas may have the rash; it usually depends on the individual. Photoallergic dermatitis appears after just a few minutes of exposure to the sun while in other people it can be a few hours exposure.
This sensitivity to sun exposure is more common in fair skinned individuals compared to darker skinned individuals. Children and young women are also more susceptible to this type of skin condition. As individuals grow older most of their photosensitivity disappears. The age of this occurrence may very from forty to fifty years old.
Causes Of Photoallergic Dermatitis
The main cause of photoallergic dermatitis is exposure to the sun or ultraviolet light. The combination of this with allergens such as sun block ingredients, fragrances and some medicines can invoke the symptoms of photoallergic dermatitis. Many individuals who suffer from photoallergic dermatitis often think tat it is just from sun exposure and they put on sun screen to avoid this not knowing that it is the combination of some allergens or chemicals in the sunscreen along with the ultra violet rays that instigate the condition.
You can avoid photoallergic dermatitis by having a skin test of what causes you allergic reaction and also being careful not to stay out in the sun too long. Carefully examining the chemical ingredients of your perfumes, and other skin applications can also help to prevent possible photoallergic dermatitis recurrence. Drugs that may cause photoallergic dermatitis include but are not limited to some diuretics, antibiotics and some pain killers. If you have a history of photosensitivity in your skin, it would be advisable to consult your doctor if there is a need to prescribe these drugs regarding their possible trigger to photoallergic dermatitis. Your doctor could schedule a skin allergy test to narrow down which chemical ingredients in what formulas can trigger the reaction.
Treating Sun Rash
When people suffer from photoallergic dermatitis, it is best to get out of the sun immediately after noticing the rash. Application of corticosteroids is your best bet of controlling the rash and relieving the pain and itch that comes with it. Some individuals who do not develop full blown symptoms of this condition may now even notice that they have it since the swelling and itchiness is very mild and may just seem like an ordinary heat rash.