AUTHOR=He Mengyao , Yu Shengping , Luo Wenjun , Zhang Yu , Liu Wenchao , Sun Cuiyun , Huang Qiang TITLE=Case Report: The price of intraoperative cell salvage? - implantation metastases of meningioma in both lungs and left cubital fossa JOURNAL=Frontiers in Oncology VOLUME=Volume 15 - 2025 YEAR=2025 URL=https://www.frontiersin.org/journals/oncology/articles/10.3389/fonc.2025.1535048 DOI=10.3389/fonc.2025.1535048 ISSN=2234-943X ABSTRACT=Meningiomas are common Central Nervous System (CNS) tumors, typically benign, but they can occasionally metastasize or exhibit aggressive behavior. We present a case of meningioma with metastasis to unique sites (pulmonary and left cubital fossa) and intracranial recurrent progression. This case highlights challenges in managing recurrent and metastatic meningioma and the potential risks of intraoperative cell salvage (IOCS).