AUTHOR=Liu Yihao , Duan Zhixuan , Liu Minghui , Li Yongwen , Wang Min , Chen Jun , Zhao Honglin TITLE=Unexpected outcomes of tislelizumab treatment in thoracic metastasis of malignant phyllodes tumors: a case report and literature review JOURNAL=Frontiers in Oncology VOLUME=Volume 15 - 2025 YEAR=2025 URL=https://www.frontiersin.org/journals/oncology/articles/10.3389/fonc.2025.1535653 DOI=10.3389/fonc.2025.1535653 ISSN=2234-943X