Francisco Javier Melgosa Ramos has received honoraria and/or travel grants and/or has acted as an advisory board member for Novartis, Abbvie, Janssen Cilag, UCB, Lilly, LEO Pharma, L’Oreal, Sanofi, Almirall, and Amgen. Sergio Santos Alarcón has received honoraria and/or travel grants and/or has acted as an advisory board member for Almirall, Abbvie, Adium Pharma, Amgen, Pfizer, Novartis, Janssen-Cilag, Lilly, Leo Pharma, UCB Pharma, Pierre Fabre, Isdin, Sanofi, and Viñas. Jose María Sánchez Motilla has received honoraria and/or travel grants and/or has acted as an advisory board member for Sanofi, Leo Pharma, Abbie, Pfizer, Lilly, Almirall, and Novartis. Pedro Mercader has received honoraria and/or travel grants and/or has acted as an advisory board member for Sanofi, Leo Pharma, Lilly, Almirall, and Abbvie.

The study was conducted in compliance with national regulations and ethical principles governing biomedical research in Spain. According to the national legislation (Law 14/2007 on Biomedical Research and the EU General Data Protection Regulation [GDPR] 2016/679), research involving anonymized data may be exempt from requiring Institutional Review Board (IRB) approval. In this case, due to the full anonymization of the data, an exemption was granted in accordance with the applicable regulations. The patient in this manuscript has given informed consent to the publication of their case details.