AUTHOR=Yang Xue-Jiao , Wu Yong-Juan , Wang Jing-Zhong , Zheng Yu-Lan , Li Xiao-Qi TITLE=Pulmonary artery pseudoaneurysm-induced massive hemoptysis after chemotherapy combined with tislelizumab for lung squamous cell carcinoma: a case report JOURNAL=Frontiers in Medicine VOLUME=12 YEAR=2025 URL=https://www.frontiersin.org/journals/medicine/articles/10.3389/fmed.2025.1524248 DOI=10.3389/fmed.2025.1524248 ISSN=2296-858X