While there is currently no cure, management focuses on controlling inflammation and restoring barrier function. Atopy - StatPearls - NCBI Bookshelf - NIH
: Often the first sign in infancy, caused by skin barrier defects (e.g., filaggrin mutations) that allow for epicutaneous allergen sensitization. While there is currently no cure, management focuses
: Upon re-exposure, allergens cross-link IgE on the surface of mast cells, causing degranulation and the release of inflammatory mediators like histamine and leukotrienes. 2. The Atopic March While there is currently no cure
: Antigen-presenting cells perceive allergens (like pollen or dust mites) as danger signals, activating TH2 or ILC2 cells. caused by skin barrier defects (e.g.
The core of atopy is a Type I hypersensitivity reaction driven by a Type 2 immune response.
: Sensitization through inflamed skin can lead to early-onset food allergies.