AUTHOR=Ding Peng-fei , Zhu Ting , Cui Yue , Yan Hui-ying , Wang Yun-feng , Hang Chun-hua , Li Wei TITLE=Case report: Spindle cell sarcoma and pituitary adenoma in the sella region—a rare collision tumor JOURNAL=Frontiers in Oncology VOLUME=14 YEAR=2024 URL=https://www.frontiersin.org/journals/oncology/articles/10.3389/fonc.2024.1355119 DOI=10.3389/fonc.2024.1355119 ISSN=2234-943X