AUTHOR=Li Shiyi , Ye Xianhui , Li Xiaofen , Yang Yu TITLE=Case Report: Multiple cutaneous keratoacanthoma-like lesions in a colorectal cancer patient treated with sintilimab JOURNAL=Frontiers in Immunology VOLUME=16 YEAR=2025 URL=https://www.frontiersin.org/journals/immunology/articles/10.3389/fimmu.2025.1535220 DOI=10.3389/fimmu.2025.1535220 ISSN=1664-3224