Mosaic EGFR exon 20 in-frame insertion pathogenic variants are associated with papular epidermal nevus with "skyline" basal cell layer (PENS).
Didier BessisLaura PoujadeMireille CosseeGuilaine BoursierMouna Barat-HouariMylene TharreauLuc DurandSimon Cabello AguilarJérome SolassolMarjolaine WillemsJulie VendrellPublished in: The British journal of dermatology (2024)