Atopic Dermatitis is a chronical dermatologic inflammatory disease of the skin that appears in outbreaks, with a genetic willingness, it predominantly affects pediatric patients, being the ITCHING its main symptom.
Atopic Dermatitis is considered as a multi-factor disease, in which appearing immune system, environmental and genetic factors are critical. Because of this, patients with a familiar background of Atopic Dermatitis have more probabilities to suffer it.
Skin barrier states are crucial, and chromosome alterations of Filigrine’s gene are known. This protein has the ability to maintain compacted the keratinocytes, or skin cells, and avoid an excessive sweating or water loss and the entry of microorganisms like bacterias or fungi that may colonize patient’s skin secondarily.
Talking about environmental factors we can remark stress, clothes materials, detergents, soaps, and dry environment.
In winter environment become drier and this is not helpful for our skin, because it compromises skin barrier function, making it more fragile than usual. This will lead to more skin inflammation, providing more redness and, characteristic of the atopic outbreak, lesions.
Cold drives our skin to dehydrate and this emphasizes the itching, causing worsening in scratched areas. We should add to this effect that in winter, skin generates less grease that in other seasons, and in consequence it loses many protective functions it uses to have.