Allergy promotes alopecia areata in a subset of patients.
Several patients with alopecia areata (AA) are detected with one or more of—seasonal relapse, comorbid atopic rhinitis, asthma and dermatitis, lesional infiltrating eosinophils and plasma cells, high levels of total IgE, specific IgE for house dust mites (HDM) and/or disrupted skin barrier function by the evaluation of filaggrin. A new article published in Experimental Dermatology focused on allergy as a facilitating factor in the pathogenesis of AA. The authors discussed that allergy and AA share
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