JLE

European Journal of Dermatology

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Journal Club Volume 31, issue 3, May-June 2021

Authors
1 Department of Dermatology. Hospital General Universitario Gregorio Marañón, Madrid, Spain
2 Department of Dermatology, Centro Hospitalar Universitário do Porto, Porto, Portugal
3 CIRI, Centre International de Recherche en Infectiologie, (Team Immunology of Skin Allergy and Vaccination); INSERM, U1111; Univ Lyon; Université de Lyon 1; Ecole Normale Supérieure de Lyon; CNRS, UMR5308, Lyon, France
Department of Dermatology and Allergology, Centre Hospitalier Universitaire de Saint-Etienne, Saint-Priest-en-Jarez, France
4 Department of Dermatology, Venereology and Allergology, University Hospital Würzburg, Würzburg, Germany
5 Dermatology Department, Cambridge University Hospitals, Addenbrookes Hospital, Cambridge, UK

Actinic keratoses (AK) are precancerous lesions that commonly appear on sun-damaged skin of patients with low phototypes, particularly on the face, scalp, arms, and legs [1]. The risk of progression of an individual AK to invasive cutaneous squamous cell carcinoma (cSSC) has been reported from 0.025 to 15% per year [2]. For this reason, treatment of AK has been widely recommended in recent national and international guidelines [3, 4]. Individual lesions are typically treated in-office with cryotherapy. [...]