AUTHOR=Dou Dongqing , Wu Jun , Yuan Wei , Wu Haibo , Wang Qimin TITLE=Case Report: A rare diffuse mitral valvular myxoma JOURNAL=Frontiers in Cardiovascular Medicine VOLUME=11 YEAR=2024 URL=https://www.frontiersin.org/journals/cardiovascular-medicine/articles/10.3389/fcvm.2024.1499553 DOI=10.3389/fcvm.2024.1499553 ISSN=2297-055X