AUTHOR=Maeda Muneto , Yamamura Yuto , Fujii Kazuyasu , Nishimura Kazutoshi , Usui Shunya , Otsuka Atsushi TITLE=Recurrent infiltrative basal cell carcinoma with deep nodular formation and superficial lateral microextension JOURNAL=Journal of Cutaneous Immunology and Allergy VOLUME=Volume 9 - 2026 YEAR=2026 URL=https://www.frontierspartnerships.org/journals/journal-of-cutaneous-immunology-and-allergy/articles/10.3389/jcia.2026.17511 DOI=10.3389/jcia.2026.17511 ISSN=2574-4593