This article has been accepted for publication and undergone full peer review but has not been through the copyediting, typesetting, pagination and proofreading process which may lead to differences between this version and the Version of Record. Please cite this article as doi: 10.1111/dth.13582 Rapid hair regrowth induced by dupilumab in a patient affected by Alopecia Totalis of twenty-eight years' duration: clinical and dermoscopic features Graziella Babino 1 , MD, Elisabetta Fulgione 1 , MD, Ilenia D’Ambra 1 , MD, Giulia Calabrese 1 , MD, Roberto Alfano 2 , MD, Giuseppe Argenziano 1 , MD 1- Dermatology Unit, University of Campania “Luigi Vanvitelli”, Naples, Italy 2- Department of Anesthesiology, Surgery and Emergency, University of Campania “Luigi Vanvitelli”, Naples, Italy Running head: Efficacy of dupilumab in Alopecia Totalis Key words: dupilumab, alopecia areata, alopecia totalis, anti-interleukin 4/13, hair regrowth Word count: 635 Figures: 1 Table: 0 References: 6 Conflict of interests: The authors declare no conflicts of interest Funding source: None Corresponding author: This article is protected by copyright. All rights reserved.