Document is current

Article History

Received: 19 December 2025

Accepted: 19 February 2026

First Online: 24 March 2026

Declarations

:

: Stefan Weißinger has received travel and accommodation support for congress attendance from AbbVie and Pfizer. Nils Kurzen has received travel and accommodation support for congress attendance from Pfizer, Abbvie. Carolin Ertl reports on speaker fees from Bristol Myers Squibb, GSK, Immunocore, Kyowa Kirin, MSD. Teo Pumnea reports consulting fees from Derma2Go and Almirall; honoraria for lectures or educational events from UCB, Beiersdorf, Lilly, Incyte, L’Oréal, AbbVie, Galderma, Almirall, Pfizer, Sanofi and DerCampus; and travel or accommodation support from Pfizer, Almirall, and Johnson & Johnson. She also reports participation on advisory boards for Almirall, Pfizer, LEO Pharma and Incyte. Surina Frey has received travel and accommodation support for congress attendance from Pfizer (DDG 2023) and LEO Pharma (DDG 2025). Felix Lauffer received speaker or consultancy fees from Abbvie, Almirall, Amgen, Biogen, Boehringer Ingelheim, Bristol Myers Squibb, Janssen, Johnson & Johnson LEO Pharma, Lilly, Novartis, Roche, Sanofi, Regeneron, UCB, Union Therapeutics, Hexal, Biogen, Pfizer. Eva Oppel received speaker and consultancy fees from LEO Pharma. Dirk Tomsitz has nothing to disclose.

: The study was approved by the Ethics Committee of the LMU Munich (Project No. 25-0674) and conducted in accordance with the Declaration of Helsinki and its later amendments. As a result of the retrospective design and use of pseudonymized routine-care data, the requirement for individual informed consent to participate was waived by the ethics committee. Written informed consent for publication of clinical images was obtained from all patients whose photographs are presented in this article.