AUTHOR=Zhao Zonglei , Wang Tao , Sun Zhexuan , Cao Xuefeng , Zhang Xingyuan TITLE=Primary hepatic carcinosarcoma: a case report with insights from retrospective analysis of clinical characteristics and prognostic factors JOURNAL=Frontiers in Medicine VOLUME=11 YEAR=2025 URL=https://www.frontiersin.org/journals/medicine/articles/10.3389/fmed.2024.1470419 DOI=10.3389/fmed.2024.1470419 ISSN=2296-858X