The exact cause of Atopic dermatitis is not known, recent studies suggests a disordered immune response, especially an imbalance of cytokines (proteins used by immune cells and other cells to communicate) as probable cause of Atopic dermatitis.
In two third of the patients a positive family history of Atopic ailments like asthma, allergic rhinitis, including Atopic dermatitis has been found confirming its hereditary origin.
It can be said that Atopic Dermatitis is essentially caused
genetic tendency, supported by allergic response which has immunological factors
involved in the process; which could be triggered by certain factors shown here.
Triggering factors:
1) Conditions that dry the skin:
:: Excessive bathing
:: Washing hands frequently
:: Sweating
:: Swimming
:: Licking lips frequently
2) Excessive exposure to heat/cold: Hot showers/baths
3) Over-dressing
4) Using electric blankets, heating pads
5) Emotional stress
6) Contact with cosmetics, detergents, deodorants and soaps can exacerbate the illness
7) Exposure to high humidity
8) Tight fitted clothes can constantly rub the skin and cause dermatitis
9) Recurrent skin infections
10) Exposure to certain foods, typically eggs, peanuts, milk, soy, wheat products, etc. Many children with moderate to severe Atopic dermatitis also have some type of food allergy. However, experts do not agree on whether foods can cause Atopic dermatitis.