Letter to the EditorPublished 21 September 2026Recurrent infiltrative basal cell carcinoma with deep nodular formation and superficial lateral microextensionMuneto Maeda · Yuto Yamamura · Kazuyasu Fujii · Kazutoshi Nishimura · Shunya Usui · Atsushi OtsukaJournal of Cutaneous Immunology and Allergydoi 10.3389/jcia.2026.17511