AUTHOR=Tian Lu , Yan Xiang , Tian Shaodan , Shen Yang , Fan Qiuyue TITLE=Mast cell leukemia: a rare case report and literature review JOURNAL=Frontiers in Oncology VOLUME=15 YEAR=2025 URL=https://www.frontiersin.org/journals/oncology/articles/10.3389/fonc.2025.1537301 DOI=10.3389/fonc.2025.1537301 ISSN=2234-943X