Efficacy of dupilumab in palmoplantar pustulosis treatment highlights the role of Th2 inflammation

Palmoplantar pustulosis is a chronic, recurrent skin disorder characterized by sterile pustules and erythematous scaling on the palms and soles. In our study, dupilumab treatment showed efficacy and safety in PPP patients, potentially resulting from PPP patients' serum Th2 signatures and the similarities between PPP and atopic dermatitis based on serum Olink proteomics. The data that support the findings of this study are available from the corresponding author upon reasonable request. Data S1. Please note: The publisher is not responsible for the content or functionality of any supporting information supplied by the authors. Any queries (other than missing content) should be directed to the corresponding author for the article.