AUTHOR=Xie Xiaohui , Chen Qinyang , Zhang Jian , Peng Xiaodong TITLE=Case Report: Bowen’s disease treated with PD-1 inhibitor and chemotherapy JOURNAL=Frontiers in Oncology VOLUME=Volume 15 - 2025 YEAR=2025 URL=https://www.frontiersin.org/journals/oncology/articles/10.3389/fonc.2025.1654431 DOI=10.3389/fonc.2025.1654431 ISSN=2234-943X ABSTRACT=A 51-year-old man with perianal Bowen’s diseases, treated with tislelizumab and capecitabine chemotherapy, the tumor was significantly reduced and Improved quality of life.